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Transmittance calculation

Transmittance calculation, Total:498 items.

In the international standard classification, Transmittance calculation involves: Glass, Elements of buildings, Protection of and in buildings, Plastics, Optics and optical measurements, Solar energy engineering, Medical equipment, Water quality, Laboratory medicine, Cereals, pulses and derived products, Photography, Geology. Meteorology. Hydrology, Radiation measurements, Linear and angular measurements, Company organization and management, Energy and heat transfer engineering in general, Installations in buildings, Paints and varnishes, Measurement of volume, mass, density, viscosity, Reinforced plastics, Structures of buildings, Information technology (IT) in general, Electronic tubes, Materials for aerospace construction, Occupational safety. Industrial hygiene, Inorganic chemicals, Non-destructive testing, Applications of information technology, Fuels, Farming and forestry, Radiocommunications, Cinematography, Acoustics and acoustic measurements, Sports equipment and facilities, Equipment for the chemical industry, Industrial automation systems, Petroleum products in general, Textile fibres, Iron and steel products, Radiation protection, Leather technology, Physics. Chemistry, Products of the chemical industry, Graphic technology, Extraction and processing of petroleum and natural gas, Construction of waterways and ports, Products of the textile industry, Shipbuilding and marine structures in general, IT terminal and other peripheral equipment, Computer graphics, Non-ferrous metals, Construction materials, Fibre optic communications, Data storage devices, Nuclear energy engineering, Gears, Road vehicles in general, Mining and quarrying, Surface treatment and coating, Character sets and information coding, Telecommunication systems, Paint ingredients, Electricity. Magnetism. Electrical and magnetic measurements, Vocabularies, Power transmission and distribution networks, Thermodynamics and temperature measurements, Quality, Office machines, Beverages.

ES-UNE, Transmittance calculation

UNE-EN ISO 12631:2017 Thermal performance of curtain walling - Calculation of thermal transmittance (ISO 12631:2017) (Endorsed by Asociación Española de Normalización in December of 2017.)
UNE-EN ISO 6946:2021 Building components and building elements - Thermal resistance and thermal transmittance - Calculation methods (ISO 6946:2017, Corrected version 2021-12)
UNE-EN ISO 10077-1:2020 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02)
UNE-EN ISO 10077-2:2020 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2017)
UNE-EN ISO 3104:2021 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)
UNE-EN 62788-1-4:2017 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
UNE-EN 62788-1-4:2017/A1:2021 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
UNE-EN ISO 17201-3:2019 Acoustics - Noise from shooting ranges - Part 3: Sound propagation calculations (ISO 17201-3:2019)

Korean Agency for Technology and Standards (KATS), Transmittance calculation

KS L 2514-2011 Testing method on transmittance and emittance of heat glasses and evaluation of solar heat gain coefficient
KS M ISO 6946-2013(2018) Building components and elements — Thermal resistance and thermal transmittance — Calculation method
KS C IEC 62985:2021 Methods for calculating size specific dose estimates(SSDE) for computed tomography
KS P IEC 62985:2021 Methods for calculating size specific dose estimates(SSDE) for computed tomography
KS B ISO 8478:2006 Photography Camera lenses - Measurement of ISO spectral transmittance
KS B ISO 8478-2023 Photographic camera lens ISO spectral transmittance measurement
KS A ISO 14807-2006(2021) Photography－Transmission and reflection densitometers－Method for determining performance
KS A ISO 14807-2006(2016) Photography－Transmission and reflection densitometers－Method for determining performance
KS B ISO 9847:2003 Solar energy－Calibration of field pyranometers by comparison to a reference pyranometer
KS M ISO 7724-3:2007 Paints and varnishes－Colorimetry－Part 3：Calculation of color differences
KS M ISO 7724-3-2007(2017) Paints and varnishes－Colorimetry－Part 3：Calculation of color differences
KS M ISO 7724-3-2007(2022) Paints and varnishes－Colorimetry－Part 3：Calculation of color differences
KS M ISO 3104:2008 Petroleum products－Transparent and opaque liquids－Determination
KS M ISO 3104:2021 Petroleum products — Transparent and opaque liquids —Determination of kinematic viscosity and calculation of dynamic viscosity
KS M ISO 3104:2022 Petroleum products — Transparent and opaque liquids —Determination of kinematic viscosity and calculation of dynamic viscosity
KS X ISO 12645-2006(2016) Graphic technology－Process control－Certified reference material for opaque area calibration of transmission densitometers
KS X ISO 12645:2006 Graphic technology－Process control－Certified reference material for opaque area calibration of transmission densitometers
KS X ISO 12645-2006(2021) Graphic technology－Process control－Certified reference material for opaque area calibration of transmission densitometers
KS X 5437-2001 Information technology-Procedure for the registration of algorithms for the loss less compression of data
KS X ISO 13655:2006 Graphic technology-Spectral measurement and colorimetric computation for graphic arts images
KS B ISO 9847:2018 Solar energy — Calibration of field pyranometers by comparison to a reference pyranometer
KS R 5037-1975(2011) Light extinction type smokemeters for measuring automotive diesel exhaust
KS C IEC 60781:2005 Application guide for calculation of short-circuit currents in low-voltage radial systems
KS I ISO 9296:2002 Acoustics－Declared noise emission values ofcomputer and business equipment

国家市场监督管理总局、中国国家标准化管理委员会, Transmittance calculation

GB/T 2680-2021 Glass in building—Determination of light transmittance, solar direct transmittance, total solar energy transmittance, ultraviolet transmittance and related glazing factors
GB/T 37525-2019 Calculation guideline for solar direct radiation
GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Transmittance calculation

GB/T 2680-1994 Determination of light transmittance,solar direct transmittance,total solar energy transmittance and ultraviolet transmittance for glass in building and related glazing factors
GB/T 25968-2010 Test methods of solar transmittance and solar absorptance of materials by spectrophotometer
GB/T 5433-2008 Test method for the transmittance of domestic glass
GB/T 5137.4-2001 Road vehicles--Safety glazing materials--Method for the determination of solar transmittance
GB/T 7962.12-2010 Test methods of colourless optical glass.Part 12:Spectral internal transmittance
GB/T 30515-2014 Petroleum products.Transparent and opaque liquids.Determination of kinematic viscosity and calculation of dynamic viscosity
GB/T 32216-2015(英文版) Hydraulic fluid power—Test method for the proportional/servo controlled hydraulic cylinder
GB 10810.3-2006 Spectacle lenses and related eye wear.Part 3:Transmittance specifications and test methods
GB/T 16698-1996 Measurment of emission rate of α particle. Method for large area proportional counter
GB/T 16698-2008 Measurement of emission rate of α particle. Method for large area proportional counter
GB/T 31934-2015 Measuring and calculation method for heat storage capacity of high radiative coating
GB/T 21355-2008 Non-destructive testing.Classification of computed radiology systems

Association Francaise de Normalisation, Transmittance calculation

NF P50-774:2008 Thermal performance of curtain walling - Calculation of thermal transmittance.
NF P50-774:2012 Thermal performance of curtain walling - Calculation of thermal transmittance
NF P50-731*NF EN ISO 6946:2017 Building components and building elements - Thermal resistance and thermal transmittance - Calculation methods
NF V03-753*NF EN 15585:2008 Cereals and cereal products - Durum wheat (T. durum Desf.) - Determination of percentage of mitadine grains and calculation of percentage of vitreous grains
NF P50-771-2:2005 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2 : detailed calculation method.
NF P50-737-1*NF EN ISO 10077-1:2017 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1 : general
NF EN ISO 10077-1:2017 Performance thermique des fenêtres, portes et fermetures - Calcul du coefficient de transmission thermique - Partie 1 : généralités
NF P50-774*NF EN ISO 12631:2017 Thermal performance of curtain walling - Calculation of thermal transmittance
NF EN ISO 10077-2:2017 Performance thermique des fenêtres, portes et fermetures - Calcul du coefficient de transmission thermique - Partie 2 : méthode numérique pour les encadrements
NF EN 62788-1-4/A1:2020 Procédures de mesure des matériaux utilisés dans les modules photovoltaïques - Partie 1-4 : encapsulants - Mesurage du facteur de transmission optique et calcul du facteur de transmission photonique à pondération solaire, de l'indice de jaunisse...
NF EN 62788-1-4:2017 Procédures de mesure des matériaux utilisés dans les modules photovoltaïques - Partie 1-4 : Encapsulants - Mesurage du facteur de transmission optique et calcul du facteur de transmission photonique à pondération solaire, de l'indice de jaunisse...
NF EN ISO 12567-1:2013 Isolation thermique des fenêtres et portes - Détermination de la transmission thermique par la méthode à la boîte chaude - Partie 1 : fenêtres et portes complètes
NF T60-100*NF EN ISO 3104:1996 Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity.
NF EN ISO 3104:2020 Produits pétroliers - Liquides opaques et transparents - Détermination de la viscosité cinématique et calcul de la viscosité dynamique
NF C57-788-1-4*NF EN 62788-1-4:2017 Measurement procedures for materials used in photovoltaic modules - Part 1 -4 : Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
NF T36-004-3:1988 Paints and varnishes. Colorimetry. Part 3 : calculation of colour differences.
NF EN 1557:1996 Agents de surface - Caractérisation colorimétrique des liquides (produits) colorés optiquement clairs par composantes trichromatiques X, y et Z en transmittance
NF X06-047:1986 Application of statistical. Treatment of measured results. Errors estimation from interlaboratory comparaisons.
NF V76-123*NF EN 12143:1996 Fruit and vegetable juices. Estimation of soluble solids content. Refractometric method.

German Institute for Standardization, Transmittance calculation

DIN EN ISO 12631:2018-01 Thermal performance of curtain walling - Calculation of thermal transmittance (ISO 12631:2017); German version EN ISO 12631:2017
DIN EN 12428:2013-04 Industrial, commercial and garage doors - Thermal transmittance - Requirements for the calculation; German version EN 12428:2013
DIN EN 13363-2 Berichtigung 1:2007 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method; German version EN 13363-2:2005, Corrigenda to DIN EN 13363-2:2005-06; German version EN 13363-2
DIN EN ISO 6946:2018-03 Building components and building elements - Thermal resistance and thermal transmittance - Calculation methods (ISO 6946:2017); German version EN ISO 6946:2017
DIN EN ISO 6946 Berichtigung 1:2023-04 Building components and building elements - Thermal resistance and thermal transmittance - Calculation methods (ISO 6946:2017, Corrected version 2021-12); German version EN ISO 6946:2017; Corrigendum 1
DIN EN ISO 12631:2018 Thermal performance of curtain walling - Calculation of thermal transmittance (ISO 12631:2017); German version EN ISO 12631:2017
DIN EN ISO 12631:2013 Thermal performance of curtain walling - Calculation of thermal transmittance (ISO 12631:2012); German version EN ISO 12631:2012
DIN EN 13363-2:2005 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method; German version EN 13363-2:2005
DIN EN ISO 10077-1:2020-10 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02); German version EN ISO 10077-1:2017
DIN 4522-4:1993 Photographic lenses; method for measuring the spectral transmittance
DIN EN 673:2011 Glass in building - Determination of thermal transmittance (U value) - Calculation method; German version EN 673:2011
DIN EN ISO 10077-2:2018-01 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2017); German version EN ISO 10077-2:2017 / Note: To be amended by DIN EN ISO 10077-2/A1 (2023-03) (in preparat...
DIN EN 13363-1:2007 Solar protection devices combined with glazing - Calculation of solar and light transmittance - Part 1: Simplified method(includes Amendment A1:2007) English version of DIN EN 13363-1:2007-09
DIN 6862-2:2019-09 Identification and characterization of radiological images in medical diagnosis - Part 2: Passing on of radiographs and related records in digital radiography, digital fluoroscopy, cone-beam computed tomography and computed tomography
DIN EN 673:2023-01 Glass in building - Determination of thermal transmittance (U value) - Calculation method; German and English version prEN 673:2022 / Note: Date of issue 2022-12-02*Intended as replacement for DIN EN 673 (2011-04).
DIN EN 673:2011-04 Glass in building - Determination of thermal transmittance (U value) - Calculation method; German version EN 673:2011 / Note: To be replaced by DIN EN 673 (2023-01).
DIN EN ISO 10077-1:2020 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02)
DIN EN ISO 10077-2:2018 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2017)
DIN EN ISO 10077-2/A1:2023-03 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames - Amendment 1 (ISO 10077-2:2017/DAM 1:2023); German and English version EN ISO 10077-2:2017/prA1:2023 / Note: Date of issue ...
DIN EN ISO 3104:2021-01 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020); German version EN ISO 3104:2020 / Note: To be replaced by DIN EN ISO 3104 (2022-11).
DIN EN ISO 3104:2022-11 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO/DIS 3104:2022); German and English version prEN ISO 3104:2022 / Note: Date of issue 2022-10-14*Intended as replacement ...
DIN EN 13363-2 Corrigendum 1:2007 Solar protection devices combined with glazing-Calculation of total solar energy transmittance and light transmittance-Part 2:Detailed calculation method Corrigendum 1 to English version of DIN EN 13363-2:2005-06
DIN EN 1557:1997-03 Surface active agents - Colorimetric characterization of optically clear coloured liquids (products) as X, Y, Z tristimulus values in transmission; German version EN 1557:1996
DIN EN ISO 3104:1999 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:1994 + Cor. 1:1997); German version EN ISO 3104:1996 + AC:1999
DIN EN ISO 17201-2:2006-10 Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation (ISO 17201-2:2006); German version EN ISO 17201-2:2006
DIN 6844-3:2006 Nuclear medicine departments - Part 3: Radiation protection calculations
DIN 6844-3:2020-07 Nuclear medicine departments - Part 3: Radiation protection calculations
DIN EN ISO 17201-3:2019-06 Acoustics - Noise from shooting ranges - Part 3: Sound propagation calculations (ISO 17201-3:2019); German version EN ISO 17201-3:2019
DIN 52102:2013-10 Test methods for aggregates - Determination of dry bulk density by the cylinder method and calculation of the ratio of density
DIN EN 15585:2008 Cereals and cereal products - Durum wheat (T. durum Desf.) - Determination of percentage of mitadine grains and calculation of percentage of vitrious grains; German version EN 15585:2008

Japanese Industrial Standards Committee (JISC), Transmittance calculation

JIS K 7375:2008 Plastics -- Determination of total luminous transmittance and reflectance
JIS R 3106:2019 Testing method for transmittance, reflectance and emissivity of flat glass and calculation of total solar energy transmittance of glazing
JIS Z 4923:1997 Phantoms for X-ray computed tomography
JIS Z 4923:2015 Phantoms for X-ray computed tomography
JIS A 2105:2018 Thermal performance of curtain walling -- Calculation of thermal transmittance
JIS Z 4503:1989 Methods of evaluating dose equivalent by film badges for gamma rays and hard X-ray
JIS Z 4502:1989 Methods of evaluating dose equivalent by X-ray film badges
JIS Z 4922:1994 Phantoms for emission computed tomograph
JIS Z 4509:1989 Methods of evaluating dose equivalent by film badges for X-rays, gamma rays and thermal neutrons
JIS T 3246:2005 Catheters designed for injection of contrast media (Non-vascular use)
JIS T 3246:2011 Catheters designed for injection of contrast media (Non-vascular use)
JIS T 7333:2005 Ophthalmic optics -- Uncut finished spectacle lenses -- Transmittance specifications and test methods
JIS B 7442:2013 Industrial X-ray CT systems.Vocabulary

British Standards Institution (BSI), Transmittance calculation

BS EN ISO 12631:2012 Thermal performance of curtain walling. Calculation of thermal transmittance
BS EN 13363-2:2005 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Detailed calculation method
BS EN 13363-2:2005(2006) Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Detailed calculation method
BS EN 15585:2008 Cereals and cereal products - Durum wheat (T. durum Desf.) - Determination of percentage of mitadine grains and calculation of percentage of vitreous grains
PD ISO/TR 13086-3:2018 Gas cylinders. Guidance for design of composite cylinders. Calculation of stress ratios
BS EN ISO 13468-2:1999 Plastics - Determination of the total luminous transmittance of transparent materials - Double-beam instrument
BS EN ISO 13468-2:2021 Plastics. Determination of the total luminous transmittance of transparent materials. Double-beam instrument
BS ISO 14807:2001 Photography - Transmission and reflection densitometers - Method for determining performance
BS EN 62788-1-4:2016 Measurement procedures for materials used in photovoltaic modules. Encapsulants. Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
BS EN ISO 17201-2:2006 Acoustics - Noise from shooting ranges - Estimation of muzzle blast and projectile sound by calculation
BS 7440:1991 Method for calibrating field pyrheliometers by comparison to a reference pyrheliometer
BS EN 62788-1-4:2016+A1:2020 Measurement procedures for materials used in photovoltaic modules - Encapsulants. Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
BS EN ISO 3104:2020 Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity
BS ISO 5-2:2010 Photography and graphic technology. Density measurements Geometric conditions for transmittance density
BS ISO 5-2:2009 Photography and graphic technology - Density measurements - Geometric conditions for transmittance density
BS ISO 12645:1998 Graphic technology - Process control - Certified reference material for opaque area calibration of transmission densitometers
BS ISO 12645:2000 Graphic technology - Process control - Certified reference material for opaque area calibration of transmission densitometers
22/30427649 DC BS EN ISO 3104. Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity
17/30366325 DC BS EN ISO 3104. Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity
BS ISO 15708-1:2017 Non-destructive testing. Radiation methods for computed tomography. Terminology
BS ISO 15708-4:2017 Non-destructive testing. Radiation methods for computed tomography. Qualification
BS EN ISO 17201-3:2010 Acoustics - Noise from shooting ranges - Guidelines for sound propagation calculations
BS EN 16016-1:2011 Non destructive testing. Radiation methods. Computed tomography. Terminology
BS EN 16016-4:2011 Non destructive testing. Radiation methods. Computed tomography. Qualification
18/30387052 DC BS EN 62788-1-4 AMD1. Measurement procedures for materials used in photovoltaic modules. Part 1-4. Encapsulants. Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength

International Organization for Standardization (ISO), Transmittance calculation

ISO 12631:2012 Thermal performance of curtain walling - Calculation of thermal transmittance
ISO 12631:2017 Thermal performance of curtain walling - Calculation of thermal transmittance
ISO 8478:1996 Photography - Camera lenses - Measurement of ISO spectral transmittance
ISO 8478:2017 Optics and photonics - Camera lenses - Measurement of ISO spectral transmittance
ISO/TR 13086-3:2018 Gas cylinders — Guidance for design of composite cylinders — Part 3: Calculation of stress ratios
ISO 7724-3:1984 Paints and varnishes; Colorimetry; Part 3 : Calculation of colour differences
ISO/CD 9059:2018 Solar energy — Calibration of pyrheliometers by comparison to a reference pyrheliometer
ISO 3104:1976 Petroleum products; Transparent and opaque liquids; Determination of kinematic viscosity and calculation of dynamic viscosity
ISO/DIS 3104 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity
ISO 3104:2020 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity
ISO/FDIS 3104:2023 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity
ISO 3104:2023 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity
ISO 23152:2021 Ships and marine technology - Ballast water management systems (BWMS) - Computational physical modelling and calculations on scaling of UV reactors
ISO 3104:1994 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity
ISO 17201-3:2019 Acoustics — Noise from shooting ranges — Part 3: Sound propagation calculations
ISO 12645:1998 Graphic technology - Process control - Certified reference material for opaque area calibration of transmission densitometers
ISO 9296:1988 Acoustics; declared noise emission values of computer and business equipment

VN-TCVN, Transmittance calculation

TCVN 7737-2007 Glass in building.Method for determination of light transmittance, light reflectance, total solar energy transmittance and ultraviolet transmittance
TCVN 3171-2011 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)

American Society for Testing and Materials (ASTM), Transmittance calculation

ASTM E387-84(1995)e1 Standard Test Method for Estimating Stray Radiant Power Ratio of Spectrophotometers by the Opaque Filter Method
ASTM E387-04(2022) Standard Test Method for Estimating Stray Radiant Power Ratio of Dispersive Spectrophotometers by the Opaque Filter Method
ASTM E903-96 Standard Test Method for Solar Absorptance, Reflectance, and Transmittance of Materials Using Integrating Spheres
ASTM E971-88(2003) Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation
ASTM E971-88(1996)e1 Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation
ASTM E971-11(2019) Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation
ASTM D5472/D5472M-20 Standard Practice for Determining Specific Capacity and Estimating Transmissivity at the Control Well
ASTM E903-12 Standard Test Method for Solar Absorptance, Reflectance, and Transmittance of Materials Using Integrating Spheres
ASTM D5472-93(1999)e1 Standard Test Method for Determining Specific Capacity and Estimating Transmissivity at the Control Well
ASTM E971-11 Standard Practice for Calculation of Photometric Transmittance and Reflectance of Materials to Solar Radiation
ASTM E1980-98e1 Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces
ASTM E1980-01 Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces
ASTM E1079-05 Standard Practice for Calibration of Transmission Densitometers
ASTM E1079-10 Standard Practice for Calibration of Transmission Densitometers
ASTM E1980-11(2019) Standard Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces
ASTM E1079-21 Standard Practice for Calibration of Transmission Densitometers
ASTM E1079-16 Standard Practice for Calibration of Transmission Densitometers
ASTM D4993-89(2003) Standard Practice for Calculation and Adjustment of Silica (SiO₂) Scaling for Reverse Osmosis
ASTM D4993-89(1998)e1 Standard Practice for Calculation and Adjustment of Silica (SiO₂) Scaling for Reverse Osmosis
ASTM E2007-10(2023) Standard Guide for Computed Radiography
ASTM D3588-98 Standard Practice for Calculating Heat Value, Compressibility Factor, and Relative Density of Gaseous Fuels
ASTM D3588-98(2003) Standard Practice for Calculating Heat Value, Compressibility Factor, and Relative Density of Gaseous Fuels
ASTM D445-04e2 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and the Calculation of Dynamic Viscosity)
ASTM D445-04 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and the Calculation of Dynamic Viscosity)
ASTM D445-04e1 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and the Calculation of Dynamic Viscosity)
ASTM D445-03 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D445-01 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D445-94e1 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D445-11 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-11a Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM E2007-10(2016) Standard Guide for Computed Radiography
ASTM E2007-08 Standard Guide for Computed Radiography
ASTM E2007-10 Standard Guide for Computed Radiography
ASTM E1931-16 Standard Guide for Non-computed X-Ray Compton Scatter Tomography
ASTM D445-74 Standard Test Method for Kinematic Viscosity Of Transparent And Opaque Liquids (And The Calculation Of Dynamic Viscosity)
ASTM D445-21e1 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-14 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids 40;and Calculation of Dynamic Viscosity41;
ASTM D445-14e1 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids 40;and Calculation of Dynamic Viscosity41;
ASTM D445-14e2 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids &40;and Calculation of Dynamic Viscosity&41;
ASTM D445-12 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-17 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-23 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM E816-05 Standard Test Method for Calibration of Pyrheliometers by Comparison to Reference Pyrheliometers
ASTM D3739-05 Standard Practice for Calculation and Adjustment of the Langelier Saturation Index for Reverse Osmosis
ASTM D445-16 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-19a Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-97 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (the Calculation of Dynamic Viscosity)
ASTM D445-06 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-21 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-19 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-17a Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-14a Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-15 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-15a Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-09 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM D445-10 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity)
ASTM E2007-00(2006) Standard Guide for Computed Radiology (Photostimulable Luminescence (PSL) Method)
ASTM E2007-00 Standard Guide for Computed Radiology (Photostimulable Luminescence (PSL) Method)
ASTM D4993-08(2014) Standard Practice for Calculation and Adjustment of Silica 40;SiO241; Scaling for Reverse Osmosis
ASTM E816-15 Standard Test Method for Calibration of Pyrheliometers by Comparison to Reference Pyrheliometers
ASTM D4692-01(2006)e1 Standard Practice for Calculation and Adjustment of Sulfate Scaling Salts (CaSO₄, SrSO₄, and BaSO₄) for Reverse Osmosis and Nanofiltration
ASTM D5850-18 Standard Test Method for (Analytical Procedure) Determining Transmissivity, Storage Coefficient, and Anisotropy Ratio from a Network of Partially Penetrating Wells
ASTM F1175-88(1996)e1 Standard Practice for Using the Computer Impact Print-Out Unit as a Test Instrument for Manifold Comparison
ASTM F1175-88(2001) Standard Practice for Using the Computer Impact Print-Out Unit as a Test Instrument for Manifold Comparison
ASTM F1175-88(2006) Standard Practice for Using the Computer Impact Print-Out Unit as a Test Instrument for Manifold Comparison
ASTM D2501-11 Standard Test Method for Calculation of Viscosity-Gravity Constant (VGC) of Petroleum Oils
ASTM D4630-96(2008) Standard Test Method for Determining Transmissivity and Storage Coefficient of Low-Permeability Rocks by In Situ Measurements Using the Constant Head Injection Test
ASTM E2446-05 Standard Practice for Classification of Computed Radiology Systems
ASTM E2446-05(2010) Standard Practice for Classification of Computed Radiology Systems
ASTM E1348-11 Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM D4582-91(2001) Standard Practice for Calculation and Adjustment of the Stiff and Davis Stability Index for Reverse Osmosis
ASTM D6093-97(2011) Standard Test Method for Percent Volume Nonvolatile Matter in Clear or Pigmented Coatings Using a Helium Gas Pycnometer
ASTM D6093-97(2022) Standard Test Method for Percent Volume Nonvolatile Matter in Clear or Pigmented Coatings Using a Helium Gas Pycnometer
ASTM D3588-98(2017) Standard Practice for Calculating Heat Value, Compressibility Factor, and Relative Density of Gaseous Fuels
ASTM E2033-99 Standard Practice for Computed Radiology (Photostimulable Luminescence Method)
ASTM E2033-99(2006) Standard Practice for Computed Radiology (Photostimulable Luminescence Method)
ASTM E1897-14(2018) Standard Practice for Measuring and Compensating for Transmittance of an Attenuating Medium Using Infrared Imaging Radiometers
ASTM D4692-01(2010) Standard Practice for Calculation and Adjustment of Sulfate Scaling Salts (CaSO₄, SrSO₄, and BaSO₄) for Reverse Osmosis and Nanofiltration
ASTM D4692-87(1996) Standard Practice for Calculation and Adjustment of Sulfate Scaling Salts (CaSO₄, SrSO₄, and BaSO₄) for Reverse Osmosis and Nanofiltration
ASTM D4692-01 Standard Practice for Calculation and Adjustment of Sulfate Scaling Salts (CaSO₄, SrSO₄, and BaSO₄) for Reverse Osmosis and Nanofiltration
ASTM E1897-14(2022) Standard Practice for Measuring and Compensating for Transmittance of an Attenuating Medium Using Infrared Imaging Radiometers
ASTM E1897-97(2010) Standard Test Methods for Measuring and Compensating for Transmittance of an Attenuating Medium Using Infrared Imaging Radiometers
ASTM D4993-08 Standard Practice for Calculation and Adjustment of Silica (SiO₂) Scaling for Reverse Osmosis
ASTM D3739-94(1998) Standard Practice for Calculation and Adjustment of the Langelier Saturation Index for Reverse Osmosis
ASTM D3739-94(2003) Standard Practice for Calculation and Adjustment of the Langelier Saturation Index for Reverse Osmosis
ASTM D3739-19 Standard Practice for Calculation and Adjustment of the Langelier Saturation Index for Reverse Osmosis
ASTM E666-97 Standard Practice for Calculating Absorbed Dose From Gamma or X Radiation
ASTM E666-03 Standard Practice for Calculating Absorbed Dose From Gamma or X Radiation
ASTM E666-08 Standard Practice for Calculating Absorbed Dose From Gamma or X Radiation

International Commission on Illumination (CIE), Transmittance calculation

CIE 203-2012 A COMPUTERIZED APPROACH TO TRANSMISSION AND ABSORPTION CHARACTERISTICS OF THE HUMAN EYE (Including Erratum 1: 09/2012)

RO-ASRO, Transmittance calculation

STAS 6880/3-1988 Colorimetry REFLECTION COLORIMETRY Calculation of colour differences
STAS SR ISO 3104:1996 Petroleum products - Transparent and opaque liquids -Determination of kinematic viscosity and calculation of dynamic viscosity
STAS 9834-1974 Photography ILLUMINATION FOR COMPARISON VIEWING OF PHOTOGRAPHIG GOLOUR TRANSPARENGIES WITH REFLECTION GOLOUR PRINTS

未注明发布机构, Transmittance calculation

DIN EN 12428:2000 Industrial, commercial and garage doors and gates – Thermal transmittance – Requirements for the calculation
BS EN ISO 10077-1:2017(2020) Thermal performance of windows, doors and shutters — Calculation of thermal transmittance Part 1 : General
BS 6993-2:1990(2007) Thermal and radiometric properties of glazing — Part 2 : Method for direct measurement of U - value (thermal transmittance)
DIN EN ISO 10077-1:2018 Thermal behavior of windows, doors and shutters – Calculation of the thermal transmittance – Part 1: General (ISO 10077-1:2017); German version EN ISO 10077-1:2017
BS EN 15242:2007(2008) Ventilation for buildings — Calculation methods for the determination of air flow rates in buildings including infiltration

Military Standard of the People's Republic of China-General Armament Department, Transmittance calculation

GJB/J 3361-1998 Calibration procedures for white light transmittance measuring instrument
GJB/J 3361-1998(XG1-2015) White Light Transmittance Meter Calibration Regulations Modification Sheet 1-2015
GJB/Z 76-1995 Calculation method of range of strategic missiles in different shooting directions
GJB 3995-2000 Calculation method of small arms shooting accuracy
GJB 8344-2015 Calculation and testing method of multi-barrel rocket shooting accuracy
GJB/Z 58-1994 Calculation method for accuracy of different ranges of surface-to-ground strategic missiles

European Committee for Standardization (CEN), Transmittance calculation

EN 673:2011 Glass in building - Determination of thermal transmittance (U value) - Calculation method
EN 15585:2008 Cereals and cereal products - Durum wheat (T. durum Desf.) - Determination of percentage of mitadine grains and calculation of percentage of vitreous grains
EN 13363-2:2005 Solar protection devices combined with glazing Calculation of total solar energy transmittance and light transmittance Part 2: Detailed calculation method
EN ISO 3104:2020 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)
EN ISO 10077-2:2003 Thermal performance of windows, doors and shutters Calculation of thermal transmittance Part 2: Numerical method for frames ISO 10077-2:2003
prEN ISO 3104 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO/DIS 3104:2022)

KR-KS, Transmittance calculation

KS P IEC 62985-2021 Methods for calculating size specific dose estimates(SSDE) for computed tomography
KS M ISO 3104-2022 Petroleum products — Transparent and opaque liquids —Determination of kinematic viscosity and calculation of dynamic viscosity
KS M ISO 3104-2021 Petroleum products — Transparent and opaque liquids —Determination of kinematic viscosity and calculation of dynamic viscosity
KS M ISO 1689-2017 Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
KS B ISO 9847-2018 Solar energy — Calibration of field pyranometers by comparison to a reference pyranometer

Professional Standard - Medicine, Transmittance calculation

YY/T 1255-2015 Immunoturbidimetry reagent (kit)
YY/T 1821-2022
YY/T 1905-2023 Accuracy requirements for dose calculation in light ion beam radiotherapy planning
YY/T 0310-2015 General specifications for X-ray equipment for computed tomography
YY 0310-1998 General specifications of X-ray equipment for computed tomography

Professional Standard - Machinery, Transmittance calculation

JB/T 8248.1-1999 Method for determining the spectral transmissivity of camera lenses
JB/T 10815-2007 Non-destructive testing.Image resolution indicators for radioscopy testing

Liaoning Provincial Standard of the People's Republic of China, Transmittance calculation

DB2109/T 003-2021 Definition and Calculation Method of Soaking Rain in Farmland

Lithuanian Standards Office , Transmittance calculation

LST EN ISO 6946:2008 Building components and building elements - Thermal resistance and thermal transmittance - Calculation method (ISO 6946:2007)
LST EN ISO 10077-1:2006 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2006)
LST EN 13363-2-2005 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method
LST EN 13363-2-2005/AC-2006 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method
LST EN ISO 12631:2013 Thermal performance of curtain walling - Calculation of thermal transmittance (ISO 12631:2012)
LST EN 673-2011 Glass in building - Determination of thermal transmittance (U value) - Calculation method
LST EN ISO 10077-2:2012 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2012)
LST EN 1557-2002 Surface active agents - Colorimetric characterization of optically clear coloured liquids (products) as X, Y, Z tristimulus values in transmission
LST EN ISO 3104+AC:2000 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:1994)
LST EN ISO 3104:2020 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)
LST EN ISO 17201-2:2006 Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation (ISO 17201-2:2006)
LST EN 15242-2007 Ventilation for buildings - Calculation methods for the determination of air flow rates in buildings including infiltration
LST EN 62788-1-4/A1-2021 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength (IEC 62788-1-4:2016/A

AENOR, Transmittance calculation

UNE-EN ISO 6946:2012 Building components and building elements - Thermal resistance and thermal transmittance - Calculation method (ISO 6946:2007)
UNE-EN 673:2011 Glass in building - Determination of thermal transmittance (U value) - Calculation method
UNE-EN ISO 10077-2:2012 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 2: Numerical method for frames (ISO 10077-2:2012)
UNE-EN 1557:1997 SURFACE ACTIVE AGENTS. COLORIMETRIC CHARACTERIZATION OF OPTICALLY CLEAR COLOURED LIQUIDS (PRODUCTS) AS X, Y, Z TRISTIMULUS VALUES IN TRANSMISSION.
UNE-EN ISO 3104:1996 PETROLEUM PRODUCTS. TRANSPARENT AND OPAQUE LIQUIDS. DETERMINATION OF KINEMATIC VISCOSITY AND CALCULATION OF DYNAMIC VISCOSITY. (ISO 3104:1994).
UNE-EN ISO 17201-2:2007 Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation (ISO 17201-2:2006)
UNE 54120:2001 Graphic technology. Process control. Certified reference material for opaque area calibration of transmission densitometers.
UNE-EN 15242:2007 Ventilation for buildings - Calculation methods for the determination of air flow rates in buildings including infiltration

National Metrological Technical Specifications of the People's Republic of China, Transmittance calculation

JJF 1106-2003 Calibration Specification for Transmittance Measuring Equipment for Ophthalmic Products
JJF(建材) 163-2020 Calibration specification for patterned glass transmittance measuring instrument for solar energy
JJF 1482-2014 Program of Pattern Evaluation of Opacimeters

AT-ON, Transmittance calculation

ONORM S 5250-1-1995 Counting statistics in radioactivity measurements
ONORM M 7140 Beib.4-1999 Economic comparison calculation of energy Systems based on the extended annuity- method - Examples for calculation
ONORM M 7140 Beib.3-1999 Economic comparison calculation of energy Systems based on the extended annuity - method - Calculation sheets
ONORM S 5250-1/AC1-1998 Counting statistics in radioactivity measurements (Corrigendum)
ONORM S 5250-2-2000 Counting statistics in radioactivity measurements - Spectrometric measurements
OENORM EN ISO 10077-1:2020 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02)
OENORM M 7140-2021 Economic comparison calculation of energy systems based on dynamic calculation methods - National supplement and national explanations to OENORM EN 15459-1
OENORM EN ISO 3104:2021 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)
ONORM S 7018-1985 Tesüng ofleather; determination of the behaviour against water under dynamic stress; penetrometer Essai du cuir; determination du comportement a l'eau sous effort d'oscillation; penetrometre
ONORM M 7140 Beib.1-1999 Economic comparison calculation of energy Systems based on the extended annuity- method - Forms for data

National Metrological Verification Regulations of the People's Republic of China, Transmittance calculation

JJG 976-2002 Verification Regulation of Opacimeters
JJG 976-2010 Verification Regulation of Opacimeters
JJG 920-1996 Verification Regulation of Diffuse Transmission Visual Densitometer
JJG 920-2017 Verification Regulations for Diffuse Transmission Visual Densitometer
JJG(机械) 113-1992 Verification rules for black and white diffuse transmission densitometer
JJG 2044-2019 Metrological Instruments for Air Kerma of γ Rays
JJG 2028-2021 Measuring Instruments for Diffuse Transmission Visual Density(Black and White Density)
JJG 2044-2010 Verification Scheme of Metrological Instruments for Air Kerma of γ Rays
JJG 2028-1989 Verification Scheme of Measuring Instruments for Diffuse Transmission Visual Density
JJG 961-2001 Verification Regulation of Medical Diagnostical X-ray Radiation Source for Computer Tomography (CT)
JJG 2095-2012 Verification Regulation of Measuring Instruments for Air-Kerma of (10~60) kV X-Ray

Guangdong Provincial Standard of the People's Republic of China, Transmittance calculation

DB44/T 1835-2016 Specifications for Transmission Smoke Meter
DB44/T 935-2011 Industrial Computed Radiography Inspection
DB44/T 2034-2017 Requirements and test methods for blue light transmittance of anti-blue light glasses lenses and related eyewear products

RU-GOST R, Transmittance calculation

GOST R 52490-2005 Paint materials. Colorimetry. Part 3. Calculation of colour differences
GOST R 54858-2011 Translucent facade construction. Method for determination of thermal transmission resistance
GOST 8910-1975 Measuring instruments of film length. Assumed perforation. Gear ratios
GOST 33768-2015 Method determination of kinematic viscosity and calculation of dynamic viscosity of transparent and opaque liquids
GOST R 53708-2009 Petroleum products. Transparent and opaque liquids. Determination of kinematic viscosity and calculation of dynamic viscosity
GOST 11065-1990 Jet propulsion fuel. Method for the calculation of low specific heat of combustion
GOST 30780-2002 Steel vessels and apparatus. Bellows-type expansion joints. Strength calculation methods
GOST 23923-1989 Measuring instruments of radionuclide specific activity. General technical requirements and test methods
GOST 15029-1969 Computers and data processing systems. Punched card 7-byte code representation

Danish Standards Foundation, Transmittance calculation

DS/EN ISO 12631:2012 Thermal performance of curtain walling - Calculation of thermal transmittance
DS/EN 13363-2/AC:2006 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method
DS/EN 13363-2:2005 Solar protection devices combined with glazing - Calculation of total solar energy transmittance and light transmittance - Part 2: Detailed calculation method
DS/ISO 14807:2002 Photography - Transmission and reflection densitometers - Method for determining performance
DS/ISO 7724/3:1986 Paints and varnishes. Colorimetry. Part 3: Calculation of colour differences
DS/EN 673:2011 Glass in building - Determination of thermal transmittance (U value) - Calculation method
DS/ISO 9847:2012 Solar energy - Calibration of field pyranometers by comparison to a reference pyranometer
DS/EN 62788-1-4:2020 Measurement procedures for materials used in photovoltaic modules – Part 1-4: Encapsulants – Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
DS/EN ISO 3104/AC:2000 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity
DS/EN ISO 3104:1997 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity
DS/EN 1557:1997 Surface active agents - Colorimetric characterization of optically clear coloured liquids (products) as X, Y, Z tristimulus values in transmission
DS/EN ISO 17201-2:2006 Acoustics - Noise from shooting ranges - Part 2: Estimation of muzzle blast and projectile sound by calculation
DS/EN 15242:2007 Ventilation for buildings - Calculation methods for the determination of air flow rates in buildings including infiltration

CEN - European Committee for Standardization, Transmittance calculation

EN 13947:2006 Thermal performance of curtain walling - Calculation of thermal transmittance
EN ISO 17201-3:2019 Acoustics - Noise from shooting ranges - Part 3: Sound propagation calculations
EN ISO 17201-3:2010 Acoustics - Noise from shooting ranges - Part 3: Guidelines for sound propagation calculations

Professional Standard - Aerospace, Transmittance calculation

QJ 1395-1988 Simplified Calculation Method and Computer Program for Specific Impulse Efficiency of Solid Rocket Motor
QJ 1953-1990 Calculation of Theoretical Standard Specific Impulse of Solid Rocket Motor
QJ 3219-2005 Simulation test method of nuclear radiation for on-board vehicle computer
QJ 1785-1989 Specifications for computer simulation of shooting accuracy of aircraft missiles

Standard Association of Australia （SAA）, Transmittance calculation

AS 2562:2005 Hydrometers - Portable syringe-type for lead-acid batteries
AS 2168.1:2009
AS 2168.2:2009

Professional Standard - Building Materials, Transmittance calculation

JC/T 782-2017 Test method for visible transmittance of glass fiber reinforced plastic

CZ-CSN, Transmittance calculation

CSN 06 0215-1961 Calculation of infrared radiator heating
CSN IEC 781:1994 Application guide for calculation of short-circuit currents in low-voltage radial systems
CSN 40 4012-1971 Measurement of ionizing radiation and particle emission of radionuclides. Relative activity measurement with internal proporlional counters.

International Telecommunication Union (ITU), Transmittance calculation

ITU-R P.534-4-1999 Method for Calculating Sporadic-E Field Strength
ITU-R S.741-1994 Carrier-to-interference calculations between networks in the fixed- satellite service
ITU-T SERIES G SUPP 38-1998 Variable Bit Rate Calculations for ITU-T Recommendation G.767 Digital Circuit Multiplication Equipment (DCME) - Series G: Transmission Systems and Media Digital Systems and Networks Study Group 15; 10 pp
ITU-T G SUPP 38-1998 Variable bit rate calculations for ITU-T Recommendation G.767 Digital Circuit Multiplication Equipment (DCME)
ITU-T SERIE G SUPP 38 FRENCH-1998 Variable bit rate calculations for ITU-T Recommendation G.767 Digital Circuit Multiplication Equipment (DCME)
ITU-T SERIE G SUPP 38 SPANISH-1998 Variable bit rate calculations for ITU-T Recommendation G.767 Digital Circuit Multiplication Equipment (DCME)

Professional Standard - Light Industry, Transmittance calculation

QB/T 3812.18-1999 Leather.Calculation of degree of tannage,leather substance and bond organic substance
QB/T 2723-2005 Leather-Chemical tests-Calculation of degree of tannage, leather substance and bond organic substance

Professional Standard - Petroleum, Transmittance calculation

SY/T 5782-1993 Detailed Rules for Calculating Reserves of Sandstone Lens Lithologic Reservoirs
SY/T 5234-1991 Calculation Method of Hydraulic Parameters in Jet Drilling
SY/T 5464-1992 Calculation Method of Logging and Perforation Quality Index
SY/T 5464-2009 Computational method for logging and perforating quality index
SY/T 5784-1993 Correction and Calculation Method of Perforation Layer Depth

Group Standards of the People's Republic of China, Transmittance calculation

T/QGCML 1195-2023 Computer software system penetration testing technical procedures
T/ZZB 0225-2017 X-ray equipment for 16 slice computed tomography
T/CSBME 034-2021 Specification for reliability design of X-ray Computed Tomography (CT) system

Professional Standard - Electron, Transmittance calculation

SJ/T 10938-1996 Methods of measurement for light transmissivity (τ546) for color picture tube glass panel

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Transmittance calculation

ASHRAE AT-96-16-1-1996 Comparison Between Calculated and Measured SHGC for Complex Fenestration Systems
ASHRAE DA-00-3-2-2000 Direct Calculation of Mean Radiant Temperature Using Radiant Intensities
ASHRAE KC-03-12-2-2003 A Comparison of Calculated and Measured Indoor-Side Window Temperature Profiles
ASHRAE 3847-1995 Comparison of Energy Prediction of Three Ground-Coupling Heat Transfer Calculation Methods
ASHRAE 4402-2000 Qualitative Comparison of North America and U.K. Cooling Load Calculation Methods (RP-942; The Full Text of This Paper Can Be Found in the International Journal of Heating@ Ventilating@ Air-Conditioning and Refrigerating Research@ Volume 6@ Number 1@ Janu
ASHRAE BN-97-4-4-1997 Radiant Time Series Cooling Load Calculation Procedure (RP-875)
ASHRAE QC-06-003-2006 Calculating Center-Glass Performance Indices of Windows with a Diathermanous Layer (RP-1311)
ASHRAE 4177-1998 Quantitative Comparison of North American and U.K. Cooling Load Calculation Procedures - Results (RP-942)
ASHRAE 4176-1998 Quantitative Comparison of North American and U.K. Cooling Load Calculation Procedures - Methodology (RP-942)
ASHRAE 4406-2000 Computer Analysis and Comparison of Experimental Data for Moisture Accumulation in Concrete Masonry Walls
ASHRAE 4557-2002 Camparison of Multilayer Borefield Design Algorithm (MLBDA) to Available GCHP Benchmark Data (RP-1016)
ASHRAE AN-04-6-2-2004 Method for Calculating the Effective Longwave Radiative Properties of a Venetian Blind Layer
ASHRAE 4187-1998 Field Validation of Algebraic Equations for Stack and Wind Driven Air Infiltration Calculations (The Full Text of This Paper can be Found in the International Journal of Heating@ Ventilating@ Air-Conditioning and Refrigerating Research@ Volume 4@ Number 2

Taiwan Provincial Standard of the People's Republic of China, Transmittance calculation

CNS 15066-2007 Solar energy - Calibration of field pyranometers by comparison to a reference pyranometer
CNS 15032-2006 Solar energy - Calibration of field pyrheliometers by comparison to a reference pyrheliometer
CNS 6411-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears-Contact Ratio Factor Zε

Electronic Components, Assemblies and Materials Association, Transmittance calculation

ECA TEP 189-1974 Electron Tube Radioactivity Calculations in Microcuries/Tube

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, Transmittance calculation

ITU-R S.741-1-1993 Carrier-to-Interference Calculations between Networks in the Fixed-Satellite Service

Occupational Health Standard of the People's Republic of China, Transmittance calculation

GBZ(卫生) 165-2012 Radiological protection requirements for X-ray computed tomography
GBZ 165-2012 Radiological protection requirements for X-ray computed tomography
GBZ 165-2005 Radiological Protection Standards for X-ray Computed Tomography

Association of German Mechanical Engineers, Transmittance calculation

VDI/VDE 2630 Blatt 1.4-2010 Computed tomography in dimensional metrology - Measurement procedure and comparability

Professional Standard - Forestry, Transmittance calculation

LY/T 1237-1999 Determination of organic matter in forest soil and calculation carbon-nitrogen ratio

ZA-SANS, Transmittance calculation

SANS 7724-3:1984 Paints and varnishes - Colorimetry Part 3: Calculation of colour differences
SANS 3001-PR5:2009 Civil engineering test methods Part PR5: Computation of soil-mortar percentages, coarse sand ratio, grading modulus and fineness modulus

Professional Standard - Chemical Industry, Transmittance calculation

HG/T 2483-2006 Technical conditions of the prism-base reflective-transmitted double-color liquid level meters
HG/T 2483-1993 Technical conditions of prism transflective two-color liquid level gauge

Professional Standard - Hygiene , Transmittance calculation

WS/T 121-1999 Guidelines for the immuno-turbidimetric determination of serum apolipoprotein A 1 and apolipoprotein B

国家能源局, Transmittance calculation

SY/T 5464-2021 Statistics and calculation methods for well logging and perforation production indicators

IX-ECMA, Transmittance calculation

ECMA TR 62-1993 PRODUCT NOISE EMISSION OF COMPUTER AND BUSINESS EQUIPMENT

American National Standards Institute （ANSI), Transmittance calculation

ANSI N13.54-2008 Fetal Radiation Dose Calculations in Nuclear Medicine
ANSI N42.25-1997 Calibration and Usage of Alpha/Beta Proportional Counters
ANSI CGATS.5-2009 Graphic technology - Spectral measurement and colorimetric computation for graphic arts images
ANSI/ASME B89.4.23-2020 X-Ray Computed Tomography (CT) Performance Evaluation
ANSI/ANS 6.6.1-2015 Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
ANSI/ANS 6.6.1-1987 Calculation and Measurement of Direct and Scattered Gamma Radiation from LWR Nuclear Power Plants,
ANSI/ANS 5.4-2011 Method for Calculating the Fractional Release of Volatile Fission Products from Oxide Fuel
ANSI/TIA-455-8-2000 Measurement of Splice or Connector Loss and Reflectance Using an OTDR
ANSI/ANS 6.1.2-2013 Neutron and Gamma-Ray Cross Sections for Nuclear Radiation Protection and Shielding Calculations for Nuclear Power Plants

YU-JUS, Transmittance calculation

JUS H.B8.316-1977 Sodium and potassium silicatesfor industrial use. Calculation ofthe rati or sio2/Na20 sio2/K20
JUS B.H8.022-1981 Testing of petroleum products — Determination ofkinematic viscosity of transparent and opaque liquids andcalculation ofdynamic viscosity

Shanghai Provincial Standard of the People's Republic of China, Transmittance calculation

DB31/T 227-1999 Method for calculating intergrating energy consumption of standard unit production of viscose fibre
DB31/T 553-1992 Calculation method for comparable comprehensive energy consumption of viscose fiber folded standard products

Jiangsu Provincial Standard of the People's Republic of China, Transmittance calculation

DB32/ 2864-2016 Comparable unit comprehensive energy consumption quota and calculation method of steel castings
DB32/ 2879-2016 Comparable unit comprehensive energy consumption quota and calculation method for printing and dyeing cloth
DB32/ 2769-2015 Comparable unit comprehensive energy consumption limit and calculation method of nylon yarn
DB32/ 2628-2014 Comparable unit comprehensive energy consumption quota and calculation method of iron castings
DB32/ 2162-2012 Cotton cloth unit product comparable comprehensive power consumption limit and calculation method
DB32/ 2163-2012 Cotton Yarn Unit Product Comparable Comprehensive Power Consumption Limit and Calculation Method
DB32/ 2543-2013 Comparable unit comprehensive energy consumption quota and calculation method of aluminum alloy castings
DB32/T 3147-2016 Comparable comprehensive power consumption quota and calculation method for unit product of tap water (water production)

Zhejiang Provincial Standard of the People's Republic of China, Transmittance calculation

DB33/ 807-2010 Comparable unit comprehensive energy consumption quota and calculation method of iron castings
DB33/T 685-2023 Comparable unit comprehensive energy consumption quota and calculation method for printing and dyeing cloth
DB33/ 758-2015 Cotton yarn unit output comparable comprehensive power consumption limit and calculation method
DB33/ 802-2010 Comparable unit comprehensive energy consumption quota and calculation method of aluminum alloy castings
DB33/ 803-2010 Electricity consumption quota and calculation method for comparable unit products of plastic woven bags
DB33/ 972-2019 Unit Comparable Power Consumption Limit and Calculation Method of Crystalline Silicon Photovoltaic Products
DB33/ 972-2015 Comparable Power Consumption Quota and Calculation Method per Unit Product of Solar Crystalline Silicon
DB33/ 757-2015 Comparable power consumption per unit product of cotton cloth, comprehensive energy consumption quota and calculation method

TH-TISI, Transmittance calculation

TIS 1801-1999 Petroleum products.transparent and opaque liquids determination of kinematic viscosity and calculation of dynamic viscosity

IT-UNI, Transmittance calculation

UNI EN ISO 3104:2021 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity

SAE - SAE International, Transmittance calculation

SAE AMS3637D-1980 Plastic Tubing@ Electrical Insulation Iradiated Polyolefin@ Clear@ Flexible@ Heat Shrinkable 2 to 1 Shrink Ratio

ESDU - Engineering Sciences Data Unit, Transmittance calculation

ESDU 93022 B-2008 Ejectors and jet pumps: computer program for design and performance for liquid flow.
ESDU 93022-1993 EJECTORS AND JET PUMPS Computer Program for Design and Performance for Liquid Flow
ESDU 93022 B-2011 Ejectors and jet pumps: computer program for design and performance for liquid flow
ESDU 93022 A-2007 Ejectors and jet pumps: Computer program for design and performance for liquid flow
ESDU 99006 B-2007 Computer-based estimation procedure for near-field single-stream jet noise.
ESDU 99006 A-2001 Computer-based estimation procedure for near-field single-stream jet noise
ESDU 99006 B-2011 Computer-based estimation procedure for near-field single-stream jet noise
ESDU 92042 B-2011 Ejectors and jet pumps: Computer program for design and performance for compressible gas flow
ESDU 92042-1992 EJECTORS AND JET PUMPS Computer Program for Design and Performance for Compressible Gas Flow
ESDU 99006-1999 COMPUTER-BASED ESTIMATION PROCEDURE FOR NEAR-FIELD SINGLE-STREAM JET NOISE
ESDU 86034 F-1991 COMPUTER-BASED ESTIMATION PROCEDURE FOR NEAR-FIELD SINGLE-STREAM JET NOISE
ESDU 94046 A-2007 Ejectors and jet pumps: computer program for design and performance for steam/gas flow.
ESDU 92042 B-2007 Ejectors and jet pumps: computer program for design and performance for compressible gas flow.
ESDU 94046-1994 EJECTORS AND JET PUMPS Computer Program for Design and Performance for Steam/gas Flow

CU-NC, Transmittance calculation

NC 90-18-04-1988 Metrological Assurance. Radiometers for Measuring Alpha-Radiation Emiting Substances in Surface. Methods and Means of Verification

American Nuclear Society (ANS), Transmittance calculation

ANS 6.6.1-1987 Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
ANS 6.6.1-1987(R1998) Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
ANS 6.6.1-2015 Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
ANS 5.4-2011 Method for calculating the fractional release of volatile fission products from oxide fuel
ANS 6.1.2-1999 Neutron and Gamma-Ray Cross Sections for Nuclear Radiation Protection Calculations for Nuclear Power Plants

International Electrotechnical Commission (IEC), Transmittance calculation

IEC 62788-1-4:2016/AMD1:2020 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness
IEC 62788-1-4:2016 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness
IEC 62788-1-4:2016+AMD1:2020 CSV Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness
IEC 60793-1-46:2001 Optical fibres - Part 1-46: Measurement methods and test procedures; Monitoring of changes in optical transmittance
IEC 60781:1989 Application guide for calculation of short-circuit currents in low-voltage radial systems
IEC TR 61282-3:2002 Fibre optic communication system design guides - Part 3: Calculation of polarisation mode dispersion
IEC TR 61282-3:2006 Fibre optic communication system design guides - Part 3: Calculation of polarisation mode dispersion

ECIA - Electronic Components Industry Association, Transmittance calculation

TEP 189-1974 Electron Tube Radioactivity Calculations in Microcuries/Tube

Professional Standard - Traffic, Transmittance calculation

JT 7007-1993 Navigation mark light intensity measurement and light range calculation
JT/T 730-2008 Luminous intensity measurement and luminous range calculation of anavigation light
JT/T 730-2023 Navigation mark light intensity measurement and light range calculation

国家药监局, Transmittance calculation

YY/T 1766.2-2021 Image quality evaluation methods for X-ray computed tomography equipment Part 2: Low contrast resolution evaluation

PL-PKN, Transmittance calculation

PN-EN 62788-1-4-2017-02/A1-2021-07 E Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength
PN-EN ISO 3104-2021-03 E Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)

European Committee for Electrotechnical Standardization（CENELEC）, Transmittance calculation

EN 62788-1-4:2016 Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength

BE-NBN, Transmittance calculation

NBN T 03-234-1980 Sodium and potassium silicates for industrial use - Calculation of the ratio SiO,/Na.O or SiO /K O

GOSTR, Transmittance calculation

GOST 22667-1982 Combustible natural gases. Calculation method for determination of calorific value, specific gravity and Wobbe index

Anhui Provincial Standard of the People's Republic of China, Transmittance calculation

DB34/T 2503-2015 Comparable unit comprehensive energy consumption limit and calculation method of wear-resistant iron castings

Professional Standard - Military and Civilian Products, Transmittance calculation

WJ/T 9080-2013 Calculation method of comparable comprehensive energy consumption per unit output of civil explosives

American Society of Mechanical Engineers (ASME), Transmittance calculation

ASME B89.4.23-2020 X-Ray Computed Tomography (CT) Performance Evaluation
ASME SEC V B SE-1079-2002 Standard Practice for Calibration of Transmission Densitometers ASTM E1079-97; DELETED

(U.S.) Telecommunications Industries Association , Transmittance calculation

TIA-455-244-2011 Methods for Measuring the Change in Transmittance of Optical Fibers in Expressed Buffer Tubes When Subjected to Temperature Cycling

Shandong Provincial Standard of the People's Republic of China, Transmittance calculation

DB37/T 4166-2020 Requirements and test methods for blue light transmittance of anti-blue light glasses lenses and related eyewear products

CH-SNV, Transmittance calculation

SN EN ISO 3104:2021 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:2020)

ANS - American Nuclear Society, Transmittance calculation

6.6.1-1987 Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
6.6.1-2015 Calculation and measurement of direct and scattered gamma radiation from LWR nuclear power plants
6.1.2-1999 Neutron and Gamma-Ray Cross Sections for Nuclear Radiation Protection Calculations for Nuclear Power Plants
6.1.2-1989 Neutron and Gamma-Ray Cross Sections for Nuclear Radiation Protection Calculations for Nuclear Power Plants
6.1.2-1983 NEUTRON AND GAMMA-RAY CROSS SECTIONS FOR NUCLEAR RADIATION PROTECTION CALCULATIONS FOR NUCLEAR POWER PLANTS
6.6.1-1979 CALCULATION AND MEASUREMENT OF DIRECT AND SCATTERED GAMMA RADIATION FROM LWR NUCLEAR POWER PLANTS

Malaysia Standards, Transmittance calculation

MS 133 Pt.D11-1999 Methods of test for paints and varnishes:part d11:colorimetry - calculation of colour differences

Professional Standard - Ferrous Metallurgy, Transmittance calculation

YB/T 4406-2013 Determination and Calculation Method of Heat Storage of High Radiation Cladding

GB-REG, Transmittance calculation

REG NASA-LLIS-0801--2000 Lessons Learned ?Advanced Computed X-Ray Tomography

PT-IPQ, Transmittance calculation

NP EN 1557-1999 Surface active agents Colorimetric characterization of optically clear coloured liquids (products) as X,Y,Z tristimulus values in transmission

SE-SIS, Transmittance calculation

SIS SS-IEC 781:1991 Application guide for calculation of short-circuit currents in low-voltage radial systems

中华人民共和国国家卫生和计划生育委员会, Transmittance calculation

GBZ 187-2007 Specification for testing of quality control in computed radiography(CR)

国家卫生计生委, Transmittance calculation

WS 520-2017 Computed radiography (CR) quality control testing specifications

API - American Petroleum Institute, Transmittance calculation

API PUBL 4573-1994 Comparison of HC and CO Emission Estimates Using FTP@ IM240 and Remote Sensing: Statistical Analysis

ECSS - European Cooperation for Space Standardization, Transmittance calculation

E-ST-10-12C-2008 Method for the calculation of radiation received and its effects@ and a policy for design margins (First Issue)