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Sigma factor

Sigma factor, Total:500 items.

In the international standard classification, Sigma factor involves: Quality, Road vehicle systems, Fluid storage devices, Petroleum, petroleum products and natural gas handling equipment, Mechanical testing, Non-metalliferous minerals, Pulps, Burners. Boilers, Fuels, Soil quality. Pedology, Electromechanical components for electronic and telecommunications equipment, Products of the textile industry, Farming and forestry, Paper and board, Laboratory medicine, Shafts and couplings, Semiconducting materials, Electrical and electronic testing, Magnetic materials, Medical sciences and health care facilities in general, Insulation, Installations in buildings, Petroleum products in general, Applications of information technology, Air quality, Pharmaceutics, Products of the chemical industry, Transport, Gears, Clothes, Passenger cars. Caravans and light trailers, Water quality, Natural gas, Power stations in general, Ventilators. Fans. Air-conditioners, Optoelectronics. Laser equipment, Earthworks. Excavations. Foundation construction. Underground works, Domestic safety, Biology. Botany. Zoology, Construction materials, Wood-based panels, Microbiology, Photography, Analytical chemistry, Software development and system documentation, Edible oils and fats. Oilseeds, Rotating machinery, Agricultural machines, implements and equipment, Electrical engineering in general, Galvanic cells and batteries, Services, Plastics, Electronic components in general, Optics and optical measurements, Physics. Chemistry, Protection against fire, Semiconductor devices, Environmental protection, Veterinary medicine, Testing of metals, Geology. Meteorology. Hydrology, Welding, brazing and soldering, On-board equipment and instruments, Printed circuits and boards, Occupational safety. Industrial hygiene, Equipment for petroleum and natural gas industries, Fibre optic communications, Radiation protection, Electricity. Magnetism. Electrical and magnetic measurements, Insulating materials, Medical equipment, Nuclear energy engineering, Metalliferous minerals.


American Society of Mechanical Engineers (ASME), Sigma factor

  • ASME B31J-2023 Stress Intensification Factors (i-Factors), Flexibility Factors (k-Factors), and Their Determination for Metallic Piping Components
  • ASME STP-PT-073-2014 STRESS INTENSITY FACTOR AND K-FACTOR ALIGNMENT FOR METALLIC PIPES
  • ASME B31J-2017 Stress Intensification Factors (i-Factors), Flexibility Factors (k-Factors), and Their Determination for Metallic Piping Components
  • ASME B31J-2017/errata-2017 Stress Intensification Factors (i-Factors), Flexibility Factors (k-Factors), and Their Determination for Metallic Piping Components
  • ASME B31J-ES (SPANISH)-2008 Standard measurement method to determine escalation intensification factors (Factores i) for metal tube components
  • ASME STP-PT-049-2012 INVESTIGATION OF TEMPERATURE DERATING FACTORS FOR HIGH-STRENGTH LINE PIPE
  • ASME STP-PT-082-2017 Stress Intensity K Factors for External Surface Cracks in Thick-Walled Cylinder Vessels
  • ASME STP-PT-071-2014 STRESS INTENSITY FACTOR SOLUTIONS FOR INTERNAL CRACKS IN THICK-WALLED CYLINDER VESSELS

AASHTO - American Association of State Highway and Transportation Officials, Sigma factor

  • DIVISION I 4.10-1996 Limit States@ Load Factors@ and Resistance Factors
  • DIVISION I 5.13-1996 Limit States@ Load Factors and Resistance Factors (Interim 1997)
  • DIVISION I-A 3.7-1996 Response Modification Factors
  • DIVISION I 8.16-1996 Strength Design Method (Load Factor Design) (Interim 1997)
  • TEMC-1-1993 Traffic Engineering Metric Conversion Factors - Addendum to the Guide to Metric Conversion@ 1993
  • GMC-1993 Guide to Metric Conversion (Addendum Traffic Engineering Metric Conversion Factors - 1993)
  • APP. E-1996 Selected Conversion Factors Useful in Highway Bridge Engineering (Interim 1998)

Danish Standards Foundation, Sigma factor

  • DS/ISO/TR 29901/Corr. 1:2009 Selected illustrations of full factorial experiments with four factors
  • DS/ISO/TR 29901:2008 Selected illustrations of full factorial experiments with four factors
  • DS/EN 978:1998 Underground tanks of glass-reinforced plastics (GRP) - Determination of factor alpha and factor beta
  • DS/ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • DS/ISO/TS 11888:2012 Nanotechnologies - Characterization of multiwall carbon nanotubes - Mesoscopic shape factors
  • DS/ISO/IEC TR 18016:2004 Information technology - Message Handling Systems (MHS) - Interworking with Internet e-mail
  • DS/EN 12683:1999 Biotechnology - Modified organisms for application in the environment - Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • DS/EN ISO 11771:2011 Air quality – Determination of time-averaged mass emissions and emission factors – General approach

SCC, Sigma factor

  • NS 3845:2020 Blue-Green Factor - Calculation method and weighting factors
  • NS-EN 978:1997 Underground tanks of glass-reinforced plastics (GRP) — Determination of factor alpha and factor beta
  • ASME B31J-2008(R2013) Standard Test Method for Determining Stress Intensification Factors (i-Factors) for Metallic Piping Components
  • BS PD ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • DANSK DS/ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • BS ISO 12213-1:1997 Natural gas. Calculation of compression factors. Introduction and guidelines
  • NS-EN 12683:1998 Biotechnology — Modified organisms for application in the environment — Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • ANS 6.4.3-1991 Gamma-Ray Attenuation Coefficients and Buildup Factors for Engineering Materials
  • CIE 076-1988 Intercomparison on measurement of (total) spectral radiance factor of luminescent specimens
  • CIE 182:2007 Calibration methods and photoluminescent standards for total radiance factor measurements.
  • AS 1141.25.2:1999 Methods for sampling and testing aggregates, Method 25.2: Degradation factor - Coarse aggregate
  • BS ISO 2470:1999 Paper, board and pulps. Measurement of diffuse blue reflectance factor (ISO brightness)
  • NS-ISO 2470:1999 Paper, board and pulps — Measurement of diffuse blue reflectance factor (ISO brightness)
  • AS 1141.25.1:2000 Methods for sampling and testing aggregates, Method 25.1: Degradation factor - Source rock
  • AS 1141.25.1:1996 Methods for sampling and testing aggregates, Method 25.1: Degradation factor - Source rock
  • UNE 57062:2003 Paper, board and pulps - Measurement of diffuse blue reflectance factor (ISO brightness).
  • DIN 58923 E:2021 Draft Document – Haemostaseology – Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
  • DANSK DS/EN IEC 61280-2-8:2021 Fibre optic communication subsystem test procedures – Part 2-8: Digital systems – Determination of low BER using Q-factor measurements
  • CEI EN 61280-2-8:2005 Fibre optic communication subsystem test procedures - Digital systems Part 2-8: Determination of low BER using Q-factor measurements
  • DANSK DS/EN 61280-2-8:2003 Fibre optic communication subsystem test procedures – Digital systems – Part 2-8: Determination of low BER using Q-factor measurements
  • CEI EN IEC 61280-2-8:2021 Fiber optic communication subsystem test procedures Part 2-8: Digital systems - Determination of low BER using Q-factor measurements
  • DANSK DS/EN ISO 11771:2011 Air quality - Determination of time-averaged mass emissions and emission factors - General approach
  • DANSK DS/ISO 22753:2021 Molecular biomarker analysis – Method for the statistical evaluation of analytical results obtained in testing sub-sampled groups of genetically modified seeds and grains – General requirements

The American Road & Transportation Builders Association, Sigma factor

  • AASHTO DIVISION I 5.13-1996 Limit States, Load Factors and Resistance Factors Interim 1997
  • AASHTO T 92-1997 Standard Method of Test for Determining the Shrinkage Factors of Soils
  • AASHTO DIVISION I 4.10 Limit States, Load Factors, and Resistance Factors(Standard Specifications for Highway Bridges, Div. 1 - Design)
  • AASHTO DIVISION I 5.13 Limit States, Load Factors and Resistance Factors Interim 1997(Standard Specifications for Highway Bridges, Div. 1 - Design)
  • AASHTO DIVISION I 9.14 Load Factors(Standard Specifications for Highway Bridges, Div. 1 - Design)

Building Officials and Code Administrators International(U.S.), Sigma factor

Lithuanian Standards Office , Sigma factor

  • LST EN 978-2000 Underground tanks of glass-reinforced plastics (GRP) - Determination of factor alpha and factor beta
  • LST EN 12683-2000 Biotechnology - Modified organisms for application in the environment - Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification

Indonesia Standards, Sigma factor

International Organization for Standardization (ISO), Sigma factor

  • ISO/DIS 2469:2023 Paper, board and pulps — Measurement of diffuse radiance factor (diffuse reflectance factor)
  • ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • ISO/TS 22693:2021 Genomics informatics - Structured clinical gene fusion report in electronic health records
  • ISO/FDIS 5222-1 Heat recovery ventilators and energy recovery ventilators — Testing and calculating methods for seasonal performance factor — Part 1: Sensible heating recovery seasonal performance factors of HRV
  • ISO/CD 5222-2 Heat recovery ventilators and energy recovery ventilators — Testing and calculating methods for seasonal performance factor — Part 2: Sensible cooling recovery seasonal performance factors of HRV
  • ISO 24444:2019 Cosmetics — Sun protection test methods — In vivo determination of the sun protection factor (SPF)
  • ISO 24444:2010 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF)
  • ISO 12213-1:2006 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines
  • ISO 12213-1:1997 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines
  • ISO 12213-3:1997 Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties
  • ISO 12213-3:2006 Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties
  • ISO/CD 32112:2023 Transaction assurance in e-commerce — Relevant factors of evaluation and selection of indicators
  • ISO 15970:2008 Natural gas - Measurement of properties - Volumetric properties: density, pressure, temperature and compression factor
  • ISO 12213-2:1997 Natural gas - Calculation of compression factor - Part 2: Calculation using molar composition analysis
  • ISO/DTS 20428:2024 Genomics Informatics—Data elements and their metadata for describing structured clinical genomic sequence information in electronic health records
  • ISO/CD TS 20428:2024 Genomics Informatics—Data elements and their metadata for describing structured clinical genomic sequence information in electronic health records
  • ISO 12213-2:2006 Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis

Association Francaise de Normalisation, Sigma factor

  • NF ISO 2469:2014 Paper, cardboard and pulp - Measurement of diffuse radiance factor (diffuse reflectance factor)
  • NF EN 978:1997 Underground glass-reinforced plastic (GRP) tanks - Determination of alpha factor and beta factor
  • NF M08-009:1987 Liquefied petroleum gases. Compressibility factors.
  • FD X06-121*FD ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • NF EN 12683:1998 Biotechnology - Modified organisms released in the environment - Guide for the characterization of the genetically modified organism by the analysis of the molecular stability of the genomic modification
  • NF B51-153:1999 Wood-based panels - Determination of duration of load and creep factors
  • NF T75-610:2011 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF).
  • NF X20-528-1*NF EN ISO 12213-1:2009 Natural gas - Calculation of compression factor - Part 1 : introduction and guidelines
  • XP ISO/TS 11888:2017 Nanotechnologies - Characterization of multilayer carbon nanotubes - Mesoscopic form factors
  • NF ISO 14152:2002 Neutron shielding – Design principles and considerations for selection of appropriate materials
  • NF X20-528-3*NF EN ISO 12213-3:2009 Natural gas - Calculation of compression factor - Part 3 : calculation using physical properties
  • XP ISO/TS 23471:2023 Experimental designs for uncertainty assessment - Using factorial designs to determine uncertainty functions
  • NF EN 61262-2:1994 Electromedical devices - Characteristics of electro-optical radiological image intensifiers part 2: determination of the conversion factor
  • NF EN ISO 11771:2011 Air quality - Determination of time average mass emissions and emission factors - General approach
  • NF M62-106*NF ISO 14152:2002 Neutron radiation protection shielding - Design principles and considerations for the choice of appropriate materials.
  • NF X20-517*NF EN ISO 15970:2014 Natural gas - Measurement of properties - Volumetric properties : density, pressure, temperature and compression factor

ES-UNE, Sigma factor

  • UNE-EN 978:1998 UNDERGROUND TANKS OF GLASS-REINFORCED PLASTICS (GRP). DETERMINATION OF FACTOR ALPHA AND FACTOR BETA.
  • UNE-EN IEC 61280-2-8:2021 Fibre optic communication subsystem test procedures - Part 2-8: Digital systems - Determination of low BER using Q-factor measurements (Endorsed by Asociación Española de Normalización in May of 2021.)
  • UNE-EN 61280-2-8:2003 Fibre optic communication subsystem test procedures - Digital systems -- Part 2-8: Determination of low BER using Q-factor measurements (Endorsed by AENOR in July of 2003.)

Professional Standard - Agriculture, Sigma factor

American National Standards Institute （ANSI), Sigma factor

British Standards Institution (BSI), Sigma factor

  • BS EN 978:1997 Underground tanks of glass-reinforced plastics (GRP) - Determination of factor and factor
  • ASME B31.J-2008 Standard Test Method for Determining Stress Intensification Factors (i-Factors) for Metallic Piping Components
  • PD ISO/TR 12845:2010 Selected illustrations of fractional factorial screening experiments
  • BS PD ISO/TS 22693:2021 Genomics informatics. Structured clinical gene fusion report in electronic health records
  • PD ISO/TS 22693:2021 Genomics informatics. Structured clinical gene fusion report in electronic health records
  • BS EN 722-1:2004 Leisure accommodation vehicles-Liquid fuel heating systems-Part 1:Caravans and caravan holiday homes
  • BS EN ISO 12213-1:2009 Natural gas - Calculation of compression factor - Introduction and guidelines
  • BS EN ISO 12213-3:2009 Natural gas - Calculation of compression factor - Calculation using physical properties
  • BS 8609:2014 Natural gas. Calculation of carbon dioxide emission factors from composition
  • BS EN 60034-27-3:2016 Rotating electrical machines. Dielectric dissipation factor measurement on stator winding insulation of rotating electrical machines
  • BS ISO 18114:2021 Surface chemical analysis. Secondary-ion mass spectrometry. Determination of relative sensitivity factors from ion-implanted reference materials
  • BS EN ISO 12213-2:2009 Natural gas - Calculation of compression factor - Calculation using molar-composition analysis
  • 20/30409889 DC BS ISO 18114. Surface chemical analysis. Secondary-ion mass spectrometry. Determination of relative sensitivity factors from ion-implanted reference materials
  • BS 7463-7:1995 Fibre furnish analysis of paper, board and pulps. Determination of weight factors
  • BS ISO 15970:2008 Natural gas - Measurement of properties - Volumetric properties: density, pressure, temperature and compression factor

CZ-CSN, Sigma factor

ANS - American Nuclear Society, Sigma factor

  • 6.1.1-1991 Neutron and Gamma-Ray Fluence-to-Dose Factors
  • 6.1.1-1977 NEUTRON AND GAMMA-RAY FLUX-TO-DOSE-RATE FACTORS (WITHDRAWN)
  • 6.4.3 ERRATUM-1991 Gamma-Ray Attenuation Coefficients and Buildup Factors for Engineering Materials
  • 6.4.3-1991 Gamma-Ray Attenuation Coefficients and Buildup Factors for Engineering Materials

Taiwan Provincial Standard of the People's Republic of China, Sigma factor

  • CNS 5263-1986 Method of Test for Shrinkage Factors of Soils
  • CNS 7630-1981 Method of Test for Lamination Factor of Magnetic Materials
  • CNS 5276-1984 Factor Cosα/Cosαwof Spur Gears for Fine Mechanics
  • CNS 6410-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears-Pinion Single Tooth Contact Factor ZB Wheel Single Tooth Contact Factor ZD and Transverse Contact Ratio εα
  • CNS 14765-2003 Standard practice for calculating heat value, compressibility factor, and relative density of gaseous fuels
  • CNS 5986-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears - Tooth form Factor YF
  • CNS 6409-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears-Material Factor ZM
  • CNS 6411-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears-Contact Ratio Factor Zε
  • CNS 6412-1984 Calculation of Load Capacity for Cylindrical and Bevel Gears-Helix Angle Factor Yβ
  • CNS 8787-1988 Method for Determining Dielectric Constant and Dielectric Dissipation Factor of Heat Shrinkable Tubing for Electrical Insulation

RO-ASRO, Sigma factor

  • STAS 9821/2-1988 Current distrbutors for spark ignition engincs VERTICAL CURRENT DISTRIBU- TORS Outleni and mounting dimensions
  • STAS 10929-1977 IRON ORES Determination of strength factors at drum testing
  • STAS 11342-1979 ANIONIC ASPHALTIC EMULSION WITH SLOW BRF.AKING I FOR HYDROINSULATIONS

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Sigma factor

  • ASHRAE 4100-1998 Relationships between Structure Factors@ Response Factors@ and Z-Transfer Function Coefficients for Multilayer Walls
  • ASHRAE MN-00-7-3-2000 U-Factors of Flat and Domed Skylights
  • ASHRAE DE-93-18-1993 Determining Diversity Factor for VAV Laboratories
  • ASHRAE SF-98-3-1-1998 Greenhouse Window U-Factors under Field Conditions
  • ASHRAE 4006-1996 Simplified Relationships for the Enhancement and Compressibility Factors of Moist Air
  • ASHRAE 4158-1998 Environmental Correction Factors for Predicting Room Sound Pressure Levels (RP-755)
  • ASHRAE 4076-1997 Potential Correction Factors for Interpreting CO2 Measurements in Buildings
  • ASHRAE 4351-2000 Empirically Derived Predicators of Natural Gas Flame Lengths in Circular Tubes (The Full Text of This Paper Can Be Found in the International Journal of Heating@ Ventilating@ Air-Conditioning and Refrigerating Research@ Volume 5@ Number 2@ April 1999@ pp.
  • ASHRAE DA-07-069-2007 Use of Factorial Sensitivity Analysis in Multizone Airflow Model Tuning
  • ASHRAE 4317-1999 Short Time Step Response Factor Model for Vertical Ground Loop Heat Exchangers
  • ASHRAE TO-98-14-3-1998 Development of Emission Test Methods and Emission Factors for Various Commercial Cooking Operations

Professional Standard - Tobacco, Sigma factor

  • YC/T 150-2002 Tobacco seed----Determination of genetically modified organism

Institute of Electrical and Electronics Engineers (IEEE), Sigma factor

  • IEEE 1101.4-1993 Military module, format E form factor
  • IEEE 848-2015 Standard Procedure for the Determination of the Ampacity Derating Factor for Fire-Protected Cable Systems
  • IEEE Std 286-2000 IEEE Recommended Practice for Measurement of Power Factor Tip-Up of Electric Machinery Stator Coil Insulation
  • IEEE No 286-1968 IEEE Recommended Practice for Measurement of Power-Factor Tip-Up of Rotating Machinery Stator Coil Insulation
  • IEEE 286-1975 IEEE Recommended Practice for Measurement of Power-Factor Tip-Up of Rotating Machinery Stator Coil Insulation
  • IEEE 286-1968 IEEE Recommended Practice for Measurement of Power-Factor Tip-Up of Rotating Machinery Stator Coil Insulation
  • ANSI/IEEE Std 286-1975(R1981) IEEE Recommended Practice for Measurement of Power-Factor Tip-Up of Rotating Machinery Stator Coil Insulation
  • IEEE 286-2000 Recommended Practice for Measurement of Power Factor Tip-Up of Electric Machinery Stator Coil Insulation

Professional Standard - Hygiene , Sigma factor

  • WS/T 220-2002 Determination of coagulant factor activities----General guideline
  • WS/T 378-2013 Application specification of hematopoietic stimulating factor on the treatment of acute radiation sickness

Korean Agency for Technology and Standards (KATS), Sigma factor

  • KS K 0811-2011 Test method for determination of the cover factor of knitted fabric
  • KS F 2445-1979 Standard method of testing piles under axial compressive load
  • KS J 0007-2017 Biotechnology－Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • KS J 0007-2017(2022) Biotechnology－Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • KS J 0007-2022 Biotechnology－Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • KS B 5410-2013(2018) Methods of measurement for vignetting factor and relative focal plane illuminance
  • KS B 5410-1982 Methods of measurement for vignetting factor and relative focal plane illuminance
  • KS D ISO 18114-2005(2020) Surface chemical analysis－Secondary-ion mass spectrometry－Determination of relative sensitivity factors from ion-implanted reference materials
  • KS D ISO 18114-2020 Surface chemical analysis－Secondary-ion mass spectrometry－Determination of relative sensitivity factors from ion-implanted reference materials
  • KS I ISO 12213-1:2010 Natural gas－Calculation of compression factor－Part 1：Introduction and guidelines
  • KS F 2428-2020 Standard test method for concrete fluidity by vibrating table for consistency measurement
  • KS F 2848-2010(2017) Method for calculating fire protective thickness of structural steel according to section factor
  • KS C IEC 60034-27-3:2019 Rotating electrical machines — Part 27-3: Dielectric dissipation factor measurement on stator winding insulation of rotating electrical machines
  • KS J 0007-2007 Biotechnology－Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification
  • KS I ISO 12213-3:2010 Natural gas－Calculation of compression factor－Part 3：Calculation using physical properties
  • KS I ISO 15970:2010 Natural gas-Measurement of properties-Volumetric properties: density, pressure, temperature and compression factor
  • KS M ISO 13740-2003(2018) Crude oil and petroleum products - Transportation responsibilities - Evaluation of experience factor loading (VEFL) and experience factor unloading (VEFD) of ocean-going tankers
  • KS C IEC 61280-2-8-2007(2017) Fibre optic communication subsystem test procedures－Digital systems－Part 2－8：Determination of low BER using Q-factor measurements
  • KS C IEC 61280-2-8:2022 Fibre optic communication subsystem test procedures — Part 2-8: Digital systems — Determination of low BER using Q-factor measurements
  • KS I ISO 12213-2:2010 Natural gas－Calculation of compression factor－Part 2：Calculation using molar-composition analysis
  • KS I ISO 11771-2023 Air quality — Determination of time-averaged mass emissions and emission factors — General approach

ESDU - Engineering Sciences Data Unit, Sigma factor

  • ESDU 83044-1983 Plasticity correction factors for plate buckling.
  • ESDU 83044-2014 Plasticity correction factors for plate buckling
  • ESDU 15005-2015 Stress concentration factors for optimised holes in flat plate
  • ESDU 81029-1981 Stress intensity factors in lugs (through-thickness cracks).
  • ESDU 81029-2013 Stress intensity factors in lugs (through-thickness cracks)
  • ESDU 81046 A-1992 Acceleration factors for climb and descent rates at constant EAS@ CAS@ M.
  • ESDU 15006-2015 Stress concentration factors for optimised notches and fillets in flat plate
  • ESDU 83033 A-1984 Stress intensity factors for corner cracks in loaded holes in lugs and wide plates.
  • AERO F.02.01.07 C-1993 Conversion factor for profile drag increment for part-span flaps.
  • ESDU 81006 A-1982 Stress concentration factors. Axially loaded lugs with clearance-fit pins.
  • ESDU 71004 B-1980 Flange efficiency factors for curved beams under bending in the plane of curvature.
  • ESDU 75008 B-1994 Frequencies of vertical and lateral load factors resulting from ground manoeuvres of aircraft.
  • ESDU 75007-1975 Geometric stress concentration factors: two adjacent unreinforced circular holes in infinite flat plates.

German Institute for Standardization, Sigma factor

  • DIN-Fachbericht 153:2006 Von Willebrand Factor Analysis
  • DIN 743-2:2012 Calculation of load capacity of shafts and axles - Part 2: Theoretical stress concentration factors and fatigue notch factors
  • DIN ISO 2889 Bb.5:2014 Sampling airborne radioactive materials from the stacks and ducts of nuclear facilities; Supplement 5: Estimation of the activity-related correction factors: activity-related total-loss factor and activity related tube factor
  • DIN 58987:2023 Haemostaseology - Reference method for the Von Willebrand Factor antigen; Text in German and English
  • DIN 58988:2023 Haemostaseology - Reference method for the Von Willebrand Factor multimers; Text in German and English
  • DIN EN 12683:1998-10 Biotechnology - Modified organisms for application in the environment - Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification; German version EN 12683:1998
  • DIN 58913-1:2000-03 Haemostaseology - Determination of factor II coagulant activity (F II C) and factor X coagulant activity (F X C) - Part 1: Reference measurement procedure for the one-stage method
  • DIN 58913-1:2000 Haemostaseology - Determination of factor II coagulant activity (F II C) and factor X coagulant activity (F X C) - Part 1: Reference measurement procedure for the one-stage method
  • DIN EN ISO 12213-1:2005 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines (ISO 12213-1:1997); German version EN ISO 12213-1:2005
  • DIN 58987:2023-04 Haemostaseology - Reference method for the Von Willebrand Factor antigen; Text in German and English / Note: Date of issue 2023-03-03*Intended as replacement for DIN 58987 (2010-03).
  • DIN 58987:2024-04 Haemostaseology - Reference method for the Von Willebrand Factor antigen; Text in German and English
  • DIN 58923:2009 Haemostaseology - Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
  • DIN 58988:2023-04 Haemostaseology - Reference method for the Von Willebrand Factor multimers; Text in German and English / Note: Date of issue 2023-03-03*Intended as replacement for DIN 58988 (2010-03).
  • DIN 58923:2022 Haemostaseology - Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
  • DIN 58923:2021 Haemostaseology - Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
  • DIN 58923:2022-05 Haemostaseology - Reference method for the ristocetin-cofactor activity of the VWF; Text in German and English
  • DIN 58988:2024-04 Haemostaseology - Reference method for the Von Willebrand Factor multimers; Text in German and English
  • DIN EN ISO 12213-3:2005 Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties (ISO 12213-3:1997); German version EN ISO 12213-3:2005
  • DIN EN ISO 12213-2:2005 Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:1997); German version EN ISO 12213-2:2005
  • DIN EN IEC 61280-2-8:2022-12 Fibre optic communication subsystem test procedures - Part 2-8: Digital systems - Determination of low BER using Q-factor measurements (IEC 61280-2-8:2021); German version EN IEC 61280-2-8:2021 / Note: DIN EN 61280-2-8 (2004-09) remains valid alongside...
  • DIN 58988:2010 Haemostaseology - Reference method for the VWF multimeres; Text in German and English
  • DIN 32540:2012 Laser beam removing - Thermal removing with laser beam - Terms and definitions, influence factors, procedure

Professional Standard - Aerospace, Sigma factor

  • QJ 1439-1988 Calculation method of satellite sun exposure factor

Group Standards of the People's Republic of China, Sigma factor

  • T/QGCML 2461-2023 Forest carbon sequestration factor monitoring equipment
  • T/CASME 1284-2024 Human cytokine detection kit
  • T/LNSI 004-2023 Human cytokine induced killer cell
  • T/LNSI 004-2024 Human cytokine induced killer cell
  • T/UWGD B001-2021 Guidelines for assessment and control on underwear quality and safety factors
  • T/GDAQ 00009-2023 Reference intervals of serum insulin-like growth factor 1（IGF-1）
  • T/QGCML 3106-2024 Gut flora data evaluation system for the effect of probiotic factors
  • T/CEEIA 343-2018 Evaluation method of multifactor endurance for traction motor’s insulation systems
  • T/CIAPS 0013-2021 Selection test of accelerated factor for cycle life of LiFePO4 batteries
  • T/SHZSAQS 016-2020 Technical regulations for molecular detection of the main effect gene mstn of sheep double muscle phenotype
  • T/QGCML 747-2023 Nano-scale high-factor optical thermal conductivity filled LED packaging technical specification
  • T/CMWA 002-2024 Growth differentiation factor 15 test kit （Fluorescence Immunoassay）
  • T/CEPPC 13-2023 Specifications for accounting of electricity carbon factors and electricity carbon emissions in power grid regions
  • T/SHZSAQS 00227-2023 Technical Regulations for ACACA Gene Marker-Assisted Molecular Breeding of Dairy and Meat Cattle
  • T/WSJD 18.3-2021 Ion Chromatography and Ion Selective Electrode Method for Determination of Hydrogen Bromide by Chemical Factors in Air of Workplace
  • T/CMWA 001-2024 Guidelines for the clinical application of growth differentiation factor-15 in acute coronary syndrome
  • T/SDEPI 044-2024 Guide for source apportionment of soil heavy metals by PositiveMatrix Factorization method
  • T/CSF 007-2021 IoT based information collection technical requirement for growth and environmental factors of forest plantation
  • T/CSF 006-2021 Technical requirement for IoT networking technology for growth and environmental factors collection of forest plantation
  • T/WSJD 18.15-2021 Cold Atomic Absorption Spectrometry for Determination of Mercury by Chemical Factors in Workplace Air

API - American Petroleum Institute, Sigma factor

  • API PUBL 4603-1994 Investigation of MOBILE5a Emission Factors: Assessment of Exhaust and Nonexhaust Emission Factor Methodologies and Oxygenate Effects
  • API PUBL 313-1993 Petroleum Emission Factor Information Retrieval System (PEFIRS)
  • API PUBL 348 V2-1997 Air Toxics Emission Factors for Combustion Sources Using Petroleum-Based Fuels - Volume 2 Development of Emission Factors Using API/WSPA Approach
  • API PUBL 348 V3-1997 Air Toxics Emission Factors for Combustion Sources Using Petroleum-Based Fuels - Volume 3 Development of Emission Factors Using API/WSPA Approach
  • API PUBL 348 V1-1998 Air Toxics Emission Factors for Combustion Sources Using Petroleum-Based Fuels - Volume 1 Development of Emission Factors Using API/WSPA Approach
  • API PUBL 4615-1995 Emission Factors for Oil and Gas Production Operations
  • API PUBL 4653-1997 Fugitive Emission Factors for Crude Oil and Product Pipeline Facilities
  • API PUBL 4604-1994 Investigation of MOBILE5a Emission Factors: Evaluation of I/M and LEV Program Benefits
  • API MPMS C11.1.6A-1976 Gravity Reduction to 60 Degrees Fahrenheit - Volume Reduction Factors Extrapolated
  • API PUBL 4515-1990 Use of Reactivity Factors to Predict Ozone Impacts of Methanol Fuel
  • API PUBL 337-1996 Development of Emission Factors for Leaks in Refinery Components in Heavy Liquid Service
  • API PUBL 4720-2002 Comparison of API and EPA Toxic Air Pollutant Emission Factors for Combustion Sources
  • API PUBL 4717-2002 Predictors of Water-Soluble Organics (WS0s) in Produced Water - A Literature Review
  • API PUBL 1673-1998 Compilation of Air Emission Factors for Petroleum Distribution and Retail Marketing Facilities (First Edition)
  • API MPMS 11.1 VOL VI-1980 Manual of Petroleum Measurement Standards Chapter 11.1 - Volume Correction Factors Volume VI Table 24C - Volume Correction Factors for Individual and Special Applications Volume Correction to 60 Degrees F Against Thermal Expansion Coefficients at 60 Degre
  • API MPMS 11.1 VOL III-1980 Manual of Petroleum Measurement Standards Chapter 11.1 - Volume Correction Factors Volume III Table 6C - Volume Correction Factors for Individual and Special Applications Volume Correction to 60 Degrees F Against Thermal Expansion Coefficients at 60 Degre

GOST, Sigma factor

  • GOST R 52600.3-2008 Patient management protocol. Hemophilia (hereditary factor VIII deficiency, hereditary factor IX deficiency)
  • GOST ISO 24442-2016 Cosmetic products Method for determining in vivo the value of the protective factor against ultraviolet rays of spectrum A

American Society for Testing and Materials (ASTM), Sigma factor

  • ASTM E2022-16 Standard Practice for Calculation of Weighting Factors for Tristimulus Integration
  • ASTM UOP375-86 Calculation of UOP Characterization Factor and Estimation of Molecular Weight of Petroleum Oils
  • ASTM E2467-05(2018) Standard Practice for Developing Axle Count Adjustment Factors
  • ASTM UOP375-07 Calculation of UOP Characterization Factor and Estimation of Molecular Weight of Petroleum Oil
  • ASTM A719/A719M-14(2019) Standard Test Method for Lamination Factor of Magnetic Materials
  • ASTM D4626-95(2005) Standard Practice for Calculation of Gas Chromatographic Response Factors
  • ASTM D4626-95(2010) Standard Practice for Calculation of Gas Chromatographic Response Factors
  • ASTM D4626-23 Standard Practice for Calculation of Gas Chromatographic Response Factors
  • ASTM D1895-96(2010) Standard Test Methods for Apparent Density, Bulk Factor, and Pourability of Plastic Materials
  • ASTM E1505-92(1996) Standard Guide for Determining SIMS Relative Sensitivity Factors from Ion Implanted External Standards
  • ASTM E1505-92(2001) Standard Guide for Determining SIMS Relative Sensitivity Factors from Ion Implanted External Standards

Professional Standard - Electron, Sigma factor

  • SJ/T 11495-2015 Guide to conversion factors for interstitial oxygen in silicon
  • SJ 2354.13-1983 Method of measurement for multiplication factor of PIN and avalanche photodiodes
  • SJ 20509-1995 Technologic handbook for origin and control of microbial deterioration in electronics
  • SJ 2354.10-1983 Method of measurement for cross-light factor of PIN and avalanche photodiodes matrix

Jilin Provincial Standard of the People's Republic of China, Sigma factor

卫生健康委员会, Sigma factor

  • WS/T 220-2021 Technical standards for determination of coagulation factor activity

Universal Oil Products Company (UOP), Sigma factor

  • UOP 375-2007 CALCULATION OF UOP CHARACTERIZATION FACTOR AND ESTIMATION OF MOLECULAR WEIGHT OF PETROLEUM OILS

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Sigma factor

  • GB/T 20111.6-2022 Electrical insulation systems—Procedures for thermal evaluation—Part 6:Multifactor evaluation with increased factors during diagnostic testing
  • GB/T 32607-2016 Textiles.Guide to control on quality safety factors
  • GB/T 28216-2011 Assessment and control on consumer products quality safety factors.General principles
  • GB/T 19915.8-2005 Protocol of real-time PCR assay for virulence factors of Streptococus suis type 2
  • GB 19915.8-2005 Protocol of real-time PCR assay for virulence factors of Streptococcus suis type 2
  • GB/T 20877-2016 Guidelines for Introducing Environmental Factors into Electrical and Electronic Product Standards
  • GB/T 25186-2010 Surface chemical analysis.Secondary-ion mass spectrometry.Determination of relative sensitivity factors from ion-implanted reference materials
  • GB/T 18304-2001 Information technology--Chinese specification of internet character transfer format for email
  • GB/T 17747.1-1999 Natural gas--Calculation of compression factor--Part 1: Introduction and Guidelines
  • GB/T 17747.1-2011 Natural gas.Caculation of compression factor.Part 1: Introduction and guidelines
  • GB/T 28179-2011 Environmentally conscious design for electrical and electronic product.Indentification of environmental aspects
  • GB/T 42960-2023 Calculation method of meteorological factors in the delineation and assessment of ecological protection red line
  • GB/T 17747.3-1999 Natural gas--Calculation of compression factor--Part 3: Calculation using physical properties
  • GB/T 17747.3-2011 Natural gas.Caculation of compression factor.Part 3: Caculation using physical properties
  • GB/T 17747.2-1999 Natural gas--Calculation of compression factor--Part 2: Calculation using molar-composition analysis
  • GB/T 17747.2-2011 Natural gas.Calculation of compression factor.Part 2: Calculation using molar-composition analysis
  • GB/Z 32582-2016 Environmental standardization of electrical and electronic products and systems Standardization of terminology for environmental factors

American Welding Society (AWS), Sigma factor

  • WRC 392:1994 Part 1: Developing Stress Intensification Factors: Standardized Method for Developing Stress Intensification Factors for Piping Components; Part 2: Developing Stress Intensification Factors: Effects of Weld Metal Profile on the Fatigue Life of Integr...
  • WRC 329:1987 Accuracy of Stress Intensification Factors for Branch Connections
  • WRC 276:1982 A Summary and Critical Evaluation of Stress Intensity Factor Solutions of Corner Cracks at the Edge of a Hole

GSO, Sigma factor

  • GSO ISO/TR 12845:2021 Selected illustrations of fractional factorial screening experiments
  • BH GSO ISO/TR 12845:2022 Selected illustrations of fractional factorial screening experiments
  • GSO ISO 8022:2013 Surface active agents - Determination of wetting power by immersion
  • GSO ISO 16358-1:2016 Air-cooled air conditioners and air-to-air heat pumps -- Testing and calculating methods for seasonal performance factors -- Part 1: Cooling seasonal performance factor
  • OS GSO ISO 16358-1:2016 Air-cooled air conditioners and air-to-air heat pumps -- Testing and calculating methods for seasonal performance factors -- Part 1: Cooling seasonal performance factor
  • BH GSO ISO 16358-1:2017 Air-cooled air conditioners and air-to-air heat pumps -- Testing and calculating methods for seasonal performance factors -- Part 1: Cooling seasonal performance factor
  • GSO ISO 9101:2013 Surface active agents - Determination of interfacial tension - Drop volume method
  • GSO IEC/TR 62432:2014 The rH index in aqueous and aqueous-organic media
  • GSO ISO 17932:2014 Palm oil -- Determination of the deterioration of bleachability index (DOBI) and carotene content
  • GSO ISO 18114:2013 Surface chemical analysis -- Secondary-ion mass spectrometry -- Determination of relative sensitivity factors from ion-implanted reference materials
  • BH GSO ISO 18114:2016 Surface chemical analysis -- Secondary-ion mass spectrometry -- Determination of relative sensitivity factors from ion-implanted reference materials
  • OS GSO IEC 61280-2-8:2014 Fibre optic communication subsystem test procedures - Digital systems - Part 2-8: Determination of low BER using Q-factor measurements
  • BH GSO IEC 61280-2-8:2016 Fibre optic communication subsystem test procedures - Digital systems - Part 2-8: Determination of low BER using Q-factor measurements
  • GSO ISO 11771:2015 Air quality -- Determination of time-averaged mass emissions and emission factors -- General approach
  • GSO ISO 11256:2013 Iron ore pellets for shaft direct-reduction feedstocks -- Determination of the clustering index
  • OS GSO ISO 11771:2015 Air quality -- Determination of time-averaged mass emissions and emission factors -- General approach
  • BH GSO ISO 11771:2017 Air quality -- Determination of time-averaged mass emissions and emission factors -- General approach
  • GSO IEC 61280-2-8:2014 Fibre optic communication subsystem test procedures - Digital systems - Part 2-8: Determination of low BER using Q-factor measurements
  • GSO ISO 20341:2014 Surface chemical analysis -- Secondary-ion mass spectrometry -- Method for estimating depth resolution parameters with multiple delta-layer reference materials

AT-ON, Sigma factor

  • ONORM S 1130-1999 Sunscreen products - Laboratory testing of the sun protection factors (SPF)

Society of Automotive Engineers (SAE), Sigma factor

  • SAE AIR1667-1996 ROTOR BLADE ELECTROTHERMAL ICE PROTECTION DESIGN CONSIDERATIONS
  • SAE ARP4032A-1998 Human Engineering Considerations in the Application of Color to Electronic Aircraft Displays

IPC - Association Connecting Electronics Industries, Sigma factor

Henan Provincial Standard of the People's Republic of China, Sigma factor

  • DB41/T 1210-2016 Method for detection of genetically modified ingredients in crop seeds

国家药监局, Sigma factor

Liaoning Provincial Standard of the People's Republic of China, Sigma factor

  • DB21/T 3952-2024 Technical regulations for the management and control of major peanut risk factors
  • DB21/T 3935-2024 Technical regulations for the management and control of major risk factors in facility leeks

Military Standard of the People's Republic of China-General Armament Department, Sigma factor

  • GJB 7367-2011 Methodology of measurement for high-energy laser beam quality factor β
  • GJB 889.3-1994 Radar receiving subsystem performance test method anti-interference improvement factor, anti-saturation factor, out-of-band suppression, third-order intermodulation suppression
  • GJB 360.32-1987 Test methods for electronic and electrical components Quality factor (Q) test

WRC - Welding Research Council, Sigma factor

  • BULLETIN 329-1987 ACCURACY OF STRESS INTENSIFICATION FACTORS FOR BRANCH CONNECTIONS
  • BULLETIN 392-1994 DEVELOPING STRESS INTENSIFICATION FACTORS: I - STANDARDIZED METHOD FOR DEVELOPING STRESS INTENSIFICATION FACTORS FOR PIPING COMPONENTS ; II - EFFECTS OF WELD METAL PROFILE ON THE FATIGUE LIFE OF INTEG
  • BULLETIN 276-1982 A SUMMARY AND CRITICAL EVALUATION OF STRESS INTENSITY FACTOR SOLUTIONS OF CORNER CRACKS AT THE EDGE OF A HOLE

Canadian Standards Association (CSA), Sigma factor

Association of German Mechanical Engineers, Sigma factor

  • VDI 4660 Blatt 1-2013 Conversion factors for specific emissions from energy-conversion systems
  • DVS 2103-1994 Irregularities in plasma cutting of metal materials and their causes
  • DVS 2103-2010 Irregularities in plasma cutting of non-alloy and low-alloy steels and their causes

YU-JUS, Sigma factor

  • JUS H.N8.170-1989 Testlng of pulps, papar and board. Neasvrement of diffuse roflectance factor

Professional Standard - Commodity Inspection, Sigma factor

  • SN/T 1466-2004 Codes of surveillance for terroristic event with chemical factor at frontier port
  • SN/T 1552-2005 Codes of surveillance for bioterrorism event at frontier port
  • SN/T 1466-2010 Codes of surveillance for terroristic event with chemical factor at frontier port
  • SN/T 1552-2013 Code of surveillance for bioterrorism event at frontier port
  • SN/T 3886-2014 Collection、transportation and preserving methods of biological terrorism samples at frontier port
  • SN/T 2610-2010 Detection methods for biological high-risk factors on site.Immunochromatographic test

AGMA - American Gear Manufacturers Association, Sigma factor

  • P269.02-1983 Factors for Selecting Tapered Roller Bearings for Gear Drives
  • 97FTM6-1997 On the Location of the Tooth Critical Section for the Determination of the AGMA J - Factor

Institute of Interconnecting and Packaging Electronic Circuits (IPC), Sigma factor

国家质量监督检验检疫总局, Sigma factor

  • SN/T 4823-2017 Nested PCR detection method for bovine coagulation factor XI deficiency

HU-MSZT, Sigma factor

  • MSZ 15802/4-1981 Missing factors related to enameled wires detected by this electronic test
  • MSZ 4803/36.lap-1969 Test the insulating varnish. Determination of dielectric constant and loss factor
  • MSZ 11383/2-1979 Thermal negative detection method with temperature factor (NTK)
  • MSZ KGST 1788-1979 The main dimensions of the wedge wedged in the tool due to the tapered shape of the housing

VDI - Verein Deutscher Ingenieure, Sigma factor

Guangdong Provincial Standard of the People's Republic of China, Sigma factor

  • DB44/T 1791-2015 Technical Specifications for Monitoring Main Ecological Factors in Nature Reserves

Standard Association of Australia （SAA）, Sigma factor

IN-BIS, Sigma factor

未注明发布机构, Sigma factor

工业和信息化部/国家能源局, Sigma factor

  • JB/T 12926-2016 Multi-factor aging test method and evaluation method for marine variable frequency motor stator winding

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Sigma factor

  • GB/T 35997-2018 Ecological security port—Categorization, recognition and management for ecological risk

国家林业局, Sigma factor

  • LY/T 2665-2016 Construction and collection technical specifications of forest fire risk factor collection stations

KR-KS, Sigma factor

  • KS B 5410-2023 Measurement method for vignetting factor and relative illuminance of photographic lenses
  • KS C ISO TS 11888-2023 Nanotechnologies — Characterization of multiwall carbon nanotubes — Mesoscopic shape factors
  • KS C IEC 60034-27-3-2019 Rotating electrical machines — Part 27-3: Dielectric dissipation factor measurement on stator winding insulation of rotating electrical machines
  • KS C IEC 61280-2-8-2022 Fibre optic communication subsystem test procedures — Part 2-8: Digital systems — Determination of low BER using Q-factor measurements

European Committee for Standardization (CEN), Sigma factor

  • EN ISO 24444:2010 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) (ISO 24444:2010)
  • EN ISO 24444:2020 Cosmetics - Sun protection test methods - In vivo determination of the sun protection factor (SPF) (ISO 24444:2019)
  • EN ISO 12213-1:2009 Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines (ISO 12213-1:2006)
  • EN ISO 15970:2014 Natural gas - Measurement of properties - Volumetric properties: density@ pressure@ temperature and compression factor
  • EN ISO 12213-2:2005 Natural gas ?Calculation of compression factor ?Part 2: Calculation using molar-composition analysis
  • EN ISO 12213-3:2009 Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties (ISO 12213-3:2006)
  • EN ISO 12213-2:2009 Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:2006)

CEN - European Committee for Standardization, Sigma factor

  • EN ISO 12213-1:2005 Natural gas Calculation of compression factor Part 1: Introduction and guidelines
  • EN ISO 12213-3:1998 Natural gas Calculation of compression factor Part 3: Calculation using physical properties

国家市场监督管理总局、中国国家标准化管理委员会, Sigma factor

  • GB/T 40568-2021 Nanotechnologies—Characterization of multiwall carbon nanotubes—Mesoscopic shape factors
  • GB/T 40442-2021 Paper, board and pulps—Determination of weight factor in fibre furnish analysis
  • GB/T 38913-2020 Test methods for hydride orientation fraction of nuclear grade zirconium and zirconium alloy tubes
  • GB/T 40368-2021 Determination of kunitz trypsin inhibitor of plant metabolites—Enzyme-linked immunosorbent assay
  • GB/T 40895-2021 Determination of prohibited tetracaine and its salts in cosmetics—Ion chromatography

International Electrotechnical Commission (IEC), Sigma factor

  • IEC 60034-27-3:2015 Rotating electrical machines - Part 27-3: Dielectric dissipation factor measurement on stator winding insulation of rotating electrical machines

American Gear Manufacturers Association, Sigma factor

  • AGMA 97FTM6-1997 On the Location of the Tooth Critical Section for the Determination of the AGMA J - Factor

PL-PKN, Sigma factor

  • PN E04410-22-1986 Electroinsulating varnishes Test methods Testing of dissipation factor and permittivity

RTCA - RTCA@ Inc., Sigma factor

Shandong Provincial Standard of the People's Republic of China, Sigma factor

  • DB37/T 2037-2012 Technical regulations for molecular detection of bovine leukocyte adhesion deficiency (BLAD) gene

沧州市市场监督管理局, Sigma factor

  • DB1309/T 140-2022 Technical regulations for high-yield seed production of transgenic insect-resistant hybrid cotton F1 generation seeds

BE-NBN, Sigma factor

  • NBN C 74-573-1990 Measurement of conversion factors for electron optical intensifiers for radiological images

UNKNOWN, Sigma factor

  • 农业农村部公告第323号-29-2020 Consumption safety testing of genetically modified organisms and their products Determination of anti-nutritional factors benzyl isothiocyanate and oxalic acid in papaya
  • 农业农村部公告第323号-28-2020 Food safety of genetically modified organisms and their products Detection of anti-nutritional factors Detection method of solanine in potatoes Liquid chromatography mass spectrometry

SE-SIS, Sigma factor

  • SIS SS IEC 573:1986 X-ray equipment - Measurement of the conversion factor of electro-opticalX-ray image intensifiers

Anhui Provincial Standard of the People's Republic of China, Sigma factor

  • DB34/T 3307-2018 PCR method for detection of rice blast resistance genes Pi1 and Pi2 by molecular marker-assisted selection

European Telecommunications Standards Institute (ETSI), Sigma factor

  • ETSI ES 202 642-2010 Human Factors (HF); Personalization of eHealth systems by using eHealth user profiles (eHealth) (V1.1.1)
  • ETSI EG 202 487-2008 Human Factors (HF); User experience guidelines; Telecare services (eHealth)

US-CFR-file, Sigma factor

  • CFR 47-54.1303-2014 Telecommunication. Part54:Universal service. Section54.1303:Calculation of the rural growth factor.
  • CFR 40-1065.845-2014 Protection of Environment. Part1065:Engine-testing procedures. Section1065.845:Response factor determination.

RU-GOST R, Sigma factor

  • GOST R ISO 11771-2016 Air quality. Determination of time-averaged mass emissions and emission factors. General approach

Agricultural Standard of the People's Republic of China, Sigma factor

  • 农业部1782号公告-3-2012 Detection of genetically modified plants and derived products.Qualitative PCR methods for the regulatory elements CaMV 35S promoter,FMV 35S promoter,NOS promoter, NOSterminator and CaMV 35S terminator
  • 农业部2259号公告-19-2015 Good laboratory practice for genetically modified organisms.Part 1:Molecular characteristics detection

AENOR, Sigma factor

  • UNE-EN 12683:1999 Biotechnology - Modified organisms for application in the environment - Guidance for the characterization of the genetically modified organism by analysis of the molecular stability of the genomic modification

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), Sigma factor

  • ASHRAE 4768-2005 Development of the Rsidential Load Factor Method for Heating and Cooling Load Calculations RP-1199

Japanese Industrial Standards Committee (JISC), Sigma factor

  • JIS C 2138:2007 Electrical insulating materials -- Methods for the determination of the relative permittivity and dielectric dissipation factor

国家能源局, Sigma factor

  • NB/T 20531-2018 Atmospheric dispersion factor analysis method for habitability evaluation of nuclear power plant main control room

Professional Standard - Energy, Sigma factor

  • NB/T 11209-2023 Multi-factor evaluation method for electrical, hygrothermal and comprehensive stress durability of electrical insulation systems

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