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Single and Dual Beam Spectrophotometers

Single and Dual Beam Spectrophotometers, Total:131 items.

In the international standard classification, Single and Dual Beam Spectrophotometers involves: Analytical chemistry, Optoelectronics. Laser equipment, Plastics, Equipment for petroleum and natural gas industries, Paper and board, Document imaging applications, Pulps, Fibre optic communications, Wastes, Glass.


General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Single and Dual Beam Spectrophotometers

  • GB/T 26813-2011 Double beam UV/VIS spectrophotometer
  • GB/T 26798-2011 Single beam UV/VIS spectorphotometer
  • GB/T 26599.1-2011 Lasers and laser-related equipment.Test methods for laser beam widths, divergence angles and beam propagation ratios.Part 1: Stigmatic and simple astigmatic beam

IN-BIS, Single and Dual Beam Spectrophotometers

National Metrological Verification Regulations of the People's Republic of China, Single and Dual Beam Spectrophotometers

  • JJG 682-1990 Verification Regulation of Double Beam UV-VIS Spectrophotometers
  • JJG 375-1996 Verification Regulation of Ultraviolet Visible Range Spectrophotometer in Single Beam

ES-UNE, Single and Dual Beam Spectrophotometers

  • UNE-EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021) (Endorsed by Asociación Española de Normalización in September ...
  • UNE-EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021) (Endorsed by Asociación Española de Normalización in September of 2021.)
  • UNE-EN ISO 13694:2018 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2018) (Endorsed by Asociación Española de Normalización in February of 2019.)
  • UNE-EN ISO 8254-2:2016 Paper and board - Measurement of specular gloss - Part 2: 75 degree gloss with a parallel beam, DIN method (ISO 8254-2:2016)

Korean Agency for Technology and Standards (KATS), Single and Dual Beam Spectrophotometers

  • KS B ISO 11146-1:2020 Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios —Part 1: Stigmatic and simple astigmatic beams
  • KS B ISO 11146-1:2006 Lasers and laser-related equipment-Test methods for laser beam widths, divergence angles and beam propagation ratios-Part 1:Stigmatic and simple astigmatic beams
  • KS B ISO 11146-1:2015 Lasers and laser-related equipment－Test methods for laser beam widths, divergence angles and beam propagation ratios－Part 1：Stigmatic and simple astigmatic beams
  • KS B ISO 11146-2:2020 Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios —Part 2: General astigmatic beams
  • KS B ISO 11146-2:2006 Lasers and laser-related equipment-Test methods for laser beam widths, divergence angles and beam propagation ratios-Part 2:General astigmatic beams
  • KS B ISO 11146-2:2015 Lasers and laser-related equipment-Test methods for laser beam widths, divergence angles and beam propagation ratios-Part 2:General astigmatic beams
  • KS B ISO 13694:2015 Optics and optical instruments — Lasers and laser-related equipment — Test methods for laser beam power[energy] density distribution
  • KS B ISO 13694:2006 Optics and optical instruments-Lasers and laser-related equipments-Test methods for laser beam power(energy) density distribution
  • KS M ISO 8254-3:2006 Paper and board-Measurement of specular gloss-Part 3:20 degree gloss with a converging beam, TAPPI method
  • KS M ISO 8254-3:2016 Paper and board－Measurement of specular gloss－Part 3：20 degree gloss with a converging beam, TAPPI method
  • KS B ISO 13694-2015(2020) Optics and optical instruments — Lasers and laser-related equipment — Test methods for laser beam power[energy] density distribution
  • KS M ISO 8254-1:2009 Paper and board－Measurement of specular gloss－ Part 1：75° gloss with a converging beam, TAPPI method
  • KS M ISO 8254-3:2022 Paper and board — Measurement of specular gloss — Part 3: 20° gloss with a converging beam, TAPPI method
  • KS M ISO 8254-2:2019 Paper and board — Measurement of specular gloss — Part 2 : 75° gloss with a parallel beam, DIN method
  • KS M ISO 8254-2:2004 Paper and board-Measurement of specular gloss-Part 2:75 ° gloss with a parallel beam, DIN method
  • KS L ISO 7884-4-2003(2018) Glass－Viscosity and viscometric fixed points－Part 4：Determination of viscosity by beam bending

KR-KS, Single and Dual Beam Spectrophotometers

  • KS B ISO 11146-1-2020 Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios —Part 1: Stigmatic and simple astigmatic beams
  • KS B ISO 11146-2-2020 Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios —Part 2: General astigmatic beams
  • KS M ISO 8254-3-2016 Paper and board－Measurement of specular gloss－Part 3：20 degree gloss with a converging beam, TAPPI method
  • KS M ISO 8254-3-2022 Paper and board — Measurement of specular gloss — Part 3: 20° gloss with a converging beam, TAPPI method
  • KS M ISO 8254-2-2019 Paper and board — Measurement of specular gloss — Part 2 : 75° gloss with a parallel beam, DIN method

Danish Standards Foundation, Single and Dual Beam Spectrophotometers

  • DS/ISO 11146-1:2021 Lasers and laser-related equipment – Test methods for laser beam widths, divergence angles and beam propagation ratios – Part 1: Stigmatic and simple astigmatic beams
  • DS/EN ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2005)
  • DS/EN ISO 11146-1:2021 Lasers and laser-related equipment – Test methods for laser beam widths, divergence angles and beam propagation ratios – Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021)
  • DS/EN ISO 11146-2:2006 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams
  • DS/ISO 11146-2:2021 Lasers and laser-related equipment – Test methods for laser beam widths, divergence angles and beam propagation ratios – Part 2: General astigmatic beams
  • DS/EN ISO 11146-2:2021 Lasers and laser-related equipment – Test methods for laser beam widths, divergence angles and beam propagation ratios – Part 2: General astigmatic beams (ISO 11146-2:2021)
  • DS/EN ISO 13694:2000 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution
  • DS/EN ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1: 75 degree gloss with a converging beam, TAPPI method
  • DS/EN ISO 8254-2:2003 Paper and board - Measurement of specular gloss - Part 2: 75 gloss with a parallel beam, DIN method

British Standards Institution (BSI), Single and Dual Beam Spectrophotometers

  • BS EN ISO 11146-1:2021 Tracked Changes. Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Stigmatic and simple astigmatic beams
  • 20/30390865 DC BS EN ISO 11146-1. Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 1. Stigmatic and simple astigmatic beams
  • 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 EN ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Stigmatic and simple astigmatic beams
  • 20/30390868 DC BS ENISO 11146-2. Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 2. General astigmatic beams
  • BS EN ISO 13694:2015 Optics and photonics. Lasers and laser-related equipment. Test methods for laser beam power (energy) density distribution
  • BS EN ISO 13694:2001 Optics and optical instruments. Lasers and laser-related equipment. Test methods for laser beam power (energy) density distribution
  • PD ISO/TR 11146-3:2004 Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Intrinsic and geometrical laser beam classification, propagation and details of test methods
  • BS EN ISO 13694:2018 Tracked Changes. Optics and photonics. Lasers and laser-related equipment. Test methods for laser beam power (energy) density distribution

Lithuanian Standards Office , Single and Dual Beam Spectrophotometers

  • LST EN ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2005)
  • LST EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021)
  • LST EN ISO 11146-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2005)
  • LST EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021)
  • LST EN ISO 13694:2000 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2000)
  • LST EN ISO 13694:2000/AC:2008 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2000/Cor 1:2005)
  • LST EN ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1: 75 degree gloss with a converging beam, TAPPI method (ISO 8254-1:2009)
  • LST EN ISO 8254-2:2003 Paper and board - Measurement of specular gloss - Part 2: 75° gloss with a parallel beam, DIN method (ISO 8254-2:2003)

CH-SNV, Single and Dual Beam Spectrophotometers

  • SN EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021)
  • SN EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021)

AENOR, Single and Dual Beam Spectrophotometers

  • UNE-EN ISO 11146-1:2006 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2005)
  • UNE-EN ISO 11146-2:2006 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2005)
  • UNE-EN ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1: 75 degree gloss with a converging beam, TAPPI method (ISO 8254-1:2009)

German Institute for Standardization, Single and Dual Beam Spectrophotometers

  • DIN EN ISO 11146-1:2021-11 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021); German version EN ISO 11146-1:2021
  • DIN EN ISO 11146-2:2021-11 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021); German version EN ISO 11146-2:2021
  • DIN EN ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2005); German version EN ISO 11146-1:2005
  • DIN EN ISO 11146-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2005); German version EN ISO 11146-2:2005
  • DIN EN ISO 13694:2000 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2000); German version EN ISO 13694:2000
  • DIN EN ISO 8254-2:2003 Paper and board - Measurement of specular gloss - Part 2: 75° gloss with a parallel beam, DIN method (ISO 8254-2:2003); German version EN ISO 8254-2:2003
  • DIN EN ISO 13694:2019-06 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2018); German version EN ISO 13694:2018
  • DIN EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021); German version EN ISO 11146-1:2021
  • DIN EN ISO 13694:2019 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2018)
  • DIN EN ISO 8254-1:2009-09 Paper and board - Measurement of specular gloss - Part 1: 75 degree gloss with a converging beam, TAPPI method (ISO 8254-1:2009); German version EN ISO 8254-1:2009
  • DIN EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021); German version EN ISO 11146-2:2021
  • DIN EN ISO 13694:2016 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2015); German version EN ISO 13694:2015
  • DIN EN ISO 8254-2:2016-11 Paper and board - Measurement of specular gloss - Part 2: 75° gloss with a parallel beam, DIN method (ISO 8254-2:2016); German version EN ISO 8254-2:2016
  • DIN EN ISO 13694 Berichtigung 1:2008 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution (ISO 13694:2000); German version EN ISO 13694:2000, Corrigendum to DIN EN ISO 13694:2000-11; German version EN ISO 13694:
  • DIN EN ISO 8254-2:2016 Paper and board - Measurement of specular gloss - Part 2: 75° gloss with a parallel beam, DIN method (ISO 8254-2:2016); German version EN ISO 8254-2:2016

Association Francaise de Normalisation, Single and Dual Beam Spectrophotometers

  • NF EN ISO 11146-1:2021 Lasers et équipements associés aux lasers - Méthodes d'essai des largeurs du faisceau, angles de divergence et facteurs de limite de diffraction - Partie 1 : faisceaux stigmatiques et astigmatiques simples
  • NF S10-120-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angle and beam propagation ratios - Part 1 : stigmatic and simple astigmatic beams.
  • NF S10-120-1*NF EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1 : stigmatic and simple astigmatic beams
  • NF S10-120-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angle and beam propagation ratios - Part 2 : general astigmatic beams.
  • NF S10-120-2*NF EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2 : general astigmatic beams
  • NF S10-124:2000 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution.
  • NF EN ISO 11146-2:2021 Lasers et équipements associés aux lasers - Méthodes d'essai des largeurs du faisceau, angles de divergence et facteurs de limite de diffraction - Partie 2 : faisceaux astigmatiques généraux
  • NF S10-124*NF EN ISO 13694:2018 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution
  • NF EN ISO 13694:2018 Optique et photonique - Lasers et équipements associés aux lasers - Méthodes d'essai de distribution de la densité de puissance (d'énergie) du faisceau laser
  • NF Q03-101-2:2003 Paper and board - Measurement of specular gloss - Part 2 : 75. gloss with a parallel beam, DIN method.
  • NF Q03-102*NF EN 14086:2003 Paper and board - Measurement of specular gloss - 45o gloss with a parallel beam, DIN method
  • NF EN ISO 8254-2:2016 Papiers et cartons - Mesurage du brillant spéculaire - Partie 2 : brillant à 75 degrés avec un faisceau parallèle, méthode DIN
  • NF Q03-101-1*NF EN ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1 : 75o gloss with a converging beam, TAPPI method
  • NF Q03-101-2*NF EN ISO 8254-2:2016 Paper and board - Measurement of specular gloss - Part 2 : 75 degree gloss with a parallel beam, DIN method
  • NF EN ISO 8254-1:2009 Papiers et cartons - Mesurage du brillant spéculaire - Partie 1 : brillant à 75o avec un faisceau convergent, méthode TAPPI
  • NF EN ISO 15616-2:2003 Essais de réception des machines de soudage et de coupage de qualité par faisceau laser CO2 - Partie 2 : mesure de la précision du système de mise en oeuvre du faisceau en statique et en dynamique

International Organization for Standardization (ISO), Single and Dual Beam Spectrophotometers

  • ISO 11146-2:2021 Lasers and laser-related equipment — Test methods for laser beam widths, divergence angles and beam propagation ratios — Part 2: General astigmatic beams
  • ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams
  • ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams
  • ISO/TR 11146-3:2004 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 3: Intrinsic and geometrical laser beam classification, propagation and details of test methods
  • ISO 11146-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams
  • ISO 13694:2015 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution
  • ISO 13694:2000 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power [energy] density distribution
  • ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1: 75° gloss with a converging beam, TAPPI method
  • ISO 13694:2018 Optics and photonics — Lasers and laser-related equipment — Test methods for laser beam power (energy) density distribution
  • ISO/TR 11146-3:2004/cor 1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 3: Intrinsic and geometrical laser beam classification, propagation and details of test methods; Technical Corrigendum 1
  • ISO 13694:2000/Cor 1:2005 Optics and optical instruments - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution; Technical Corrigendum 1
  • ISO 8254-3:2004 Paper and board - Measurement of specular gloss - Part 3: 20° gloss with a converging beam, TAPPI method
  • ISO 8254-3:2016 Paper and board - Measurement of specular gloss - Part 3: 20 degree gloss with a converging beam, TAPPI method
  • ISO 8254-1:1999 Paper and board - Measurement of specular gloss - Part 1: 75° gloss with a converging beam, TAPPI method
  • ISO 8254-2:2003 Paper and board - Measurement of specular gloss - Part 2: 75° gloss with a parallel beam, DIN method
  • ISO 8254-2:2016 Paper and board - Measurement of specular gloss - Part 2: 75 degree gloss with a parallel beam, DIN method

European Committee for Standardization (CEN), Single and Dual Beam Spectrophotometers

  • EN ISO 11146-1:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams (ISO 11146-1:2021)
  • EN ISO 11146-2:2021 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams (ISO 11146-2:2021)
  • EN ISO 11146-1:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beams
  • EN ISO 11146-2:2005 Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 2: General astigmatic beams
  • EN ISO 8254-2:2016 Paper and board - Measurement of specular gloss - Part 2: 75 degree gloss with a parallel beam@ DIN method
  • EN ISO 13694:2000 Optics and Optical Instruments - Lasers and Laser-Related Equipment - Test Methods for Laser Beam Power (Energy) Density Distribution Incorporating corrigendum October 2007
  • EN ISO 8254-2:2003 Paper and board Measurement of specular gloss Part 2: 75 degrees gloss with a parallel beam, DIN method ISO 8254-2:2003
  • EN ISO 8254-1:2003 Paper and board - Measurement of specular gloss - Part 1: 75?gloss with a converging beam, TAPPI method ISO 8254-1: 1999

RU-GOST R, Single and Dual Beam Spectrophotometers

  • GOST R ISO 11146-2-2008 Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 2. General astigmatic beams
  • GOST R ISO 11146-1-2008 Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 1. Stigmatic and simple astigmatic beams
  • GOST R ISO 13694-2010 Optics and optical instruments. Laser and laser-related equipment. Test methods for laser beam power (energy) density distribution
  • GOST R ISO/TP 11146-3-2008 Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 3. Intrinsic and geometrical laser beam classification, propagation and details of test methods
  • GOST R ISO/TR 11146-3-2008 Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 3. Intrinsic and geometrical laser beam classification, propagation and details of test methods

Professional Standard - Medicine, Single and Dual Beam Spectrophotometers

  • YY/T 0756-2009 Optics and Optical Instruments Lasers and Laser-related Equipment Laser Beam Power (Test Method for Energy Density Distribution

Indonesia Standards, Single and Dual Beam Spectrophotometers

  • SNI ISO 8254-1:2014 Paper and board – Measurement of specular gloss – Part 1: 75° gloss with a converging beam, TAPPI method

Standard Association of Australia （SAA）, Single and Dual Beam Spectrophotometers

  • AS/NZS ISO 13694:2004 Optics and optical instruments - Lasers and laser-related equipment -Test methods for laser beam power (energy) density distribution

CEN - European Committee for Standardization, Single and Dual Beam Spectrophotometers

  • EN ISO 8254-1:2009 Paper and board - Measurement of specular gloss - Part 1: 75 degree gloss with a converging beam@ TAPPI method

Professional Standard - Post and Telecommunication, Single and Dual Beam Spectrophotometers

  • YD/T 1460.3-2006 Telecommunication microduct optical fibre cables and fibre units for installation by blowing. Part 3: Microducts, microduct bundles and microduct accessories

NEMA - National Electrical Manufacturers Association, Single and Dual Beam Spectrophotometers

  • NEMA C78.379-1983 ELECTRIC LAMPS - INCANDESCENT AND HIGH-INTENSITY DISCHARGE REFLECTOR LAMPS - CLASSIFICATION OF BEAM PATTERNS

American Society for Testing and Materials (ASTM), Single and Dual Beam Spectrophotometers

  • ASTM D8064-16 Standard Test Method for Elemental Analysis of Soil and Solid Waste by Monochromatic Energy Dispersive X-ray Fluorescence Spectrometry Using Multiple Monochromatic Excitation Beams

  Single and Dual Beam Spectrophotometers.

 



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