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Determination of hexavalent chromium in water by spectrophotometry

Determination of hexavalent chromium in water by spectrophotometry, Total:354 items.

In the international standard classification, Determination of hexavalent chromium in water by spectrophotometry involves: Water quality, Fertilizers, Surface treatment and coating, Refractories, Jewellery, Products of the textile industry, Wastes, Inorganic chemicals, Leather technology, Electronic components in general, Laboratory medicine, Air quality, Soil quality. Pedology, Analytical chemistry, Nuclear energy engineering, Ferrous metals, Vocabularies, Glass, Ceramics, Non-metalliferous minerals, Paints and varnishes, Fuels, Environmental protection, Farming and forestry, Extraction and processing of petroleum and natural gas, Non-ferrous metals, Testing of metals, General methods of tests and analysis for food products, Paint ingredients, Fruits. Vegetables, Products of the chemical industry, Burners. Boilers, Lubricants, industrial oils and related products, Biology. Botany. Zoology, Organic chemicals, Paper products, Beverages, Geology. Meteorology. Hydrology, Animal feeding stuffs, Metalliferous minerals, Power stations in general, Natural gas, Electrical engineering in general.

International Organization for Standardization (ISO), Determination of hexavalent chromium in water by spectrophotometry

ISO/CD 18724:2023 Water quality — Determination of dissolved chromium(VI) in water — Photometric method
ISO 11083:1994 Water quality - Determination of chromium(VI) - Spectrometric method using 1,5-diphenylcarbazide
ISO 18412:2005 Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water
ISO/CD 15192 Soil and waste — Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrometric detection
ISO 3856-5:1984 Paints and varnishes; Determination of "soluble" metal content; Part 5 : Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form; Diphenylcarbazide spectrophotometric method
ISO 16740:2005 Workplace air - Determination of hexavalent chromium in airborne particulate matter - Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
ISO 3856-5:1980 Paints and varnishes — Determination of "soluble" metal content — Part 5: Determination of hexavalent chromium content of the pigment and extender portion of the paint — Diphenylcarbazide spectrophoto
ISO 5443:1978 Sodium hexafluorosilicate for industrial use; Determination of iron content; 1,10 phenanthroline spectrophotometric method
ISO 13465:2009 Nuclear energy - Nuclear fuel technology - Determination of neptunium in nitric acid solutions by spectrophotometry
ISO 5440:1978 Sodium hexafluorosilicate for industrial use; Determination of phosphate content; Molybdovanadate spectrophotometric method
ISO 15192:2010 Soil quality - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

Group Standards of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

T/SDAQI 034-2021 Determination of chromium (VI) in fertilizers-Spectrophotometric
T/GXAS 497-2023 Water quality—Determination of hexavalent chromium —Rapid monitoring in the field spectrophotometric method
T/NAIA 0195-2023 Determination of hexavalent chromium in soil by inductively coupled plasma emission spectrometry
T/LNEMA 004-2022 Determination of Boron in Drinking Water by Flow Injection Spectrophotometry
T/QAS 046-2021 Determination of total iron, ferrous iron and ferric iron in brine by phenanthroline spectrophotometric method
T/NAIA 061-2021 Determination of Cyanogen Chloride in Drinking Water by Flow Injection Spectrophotometry
T/SATA 058-2023 Determination of ammonium ferric citrate in edible salt
T/SDAQI 035-2021 Determination of iron oxide content in bauxite Sulfosalicylic acid spectrophotometric method

Anhui Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB34/T 3086-2018 Determination of hexavalent chromium content in steel plate coating spectrophotometric method
DB34/T 3368.6-2019 Analytical methods of hazardous substances in printed circuit boards-Part 6: Determination of hexavalent chromium content by spectrophotometric method
DB34/T 3691-2020 Determination of hexavalent chromium in coal ash by inductively coupled plasma atomic emission spectrometry

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of hexavalent chromium in water by spectrophotometry

GB/T 7467-1987 Water quality--Determination of chromium(6)--1.5 Diphenylcarbahydrazide spectrophotometric method
GB/T 32178-2015 Determination of chromium (Ⅵ)in chrome refractories.Spectrometric method
GB/T 28019-2011 Adornment.Determination of Chromium (Ⅵ).1,5-Diphenylcarbohydrazide spectrophotometric method
GB/T 17593.3-2006 Textiles. Determination of heavy metals. Part 3: Chromium (VI). Spectrophotometry
GB/T 15555.4-1995 Solid waste--Determination of chromium(VI)--1,5-Diphenylcarbohydrazide spectrophotometric method
GB/T 23943-2009 Inorganic chemicals for industrial use.General method for the determination of chromium(Ⅵ)content.1,5-Diphenylcarbohydrazide spectrophotometric method
GB/T 29783-2013 Determination of chromium (VI) in electrical and electronic products.Atomic fluorescence spectrometry
GB/T 14501.2-1993 Spectrophotometric determination of phosphorus in uranium hexafluoride
GB/T 13699-1992 Spectrophotometric determination of vanadium in uranium hexafluoride
GB/T 13700-1992 Spectrophotometric determination of molybdenum in uranium hexafluoride
GB/T 14501.4-1993 Spectrophotometric determination of silicon in uranium hexafluoride
GB/T 14501.5-1993 Spectrophotometric determination of titanium in uranium hexafluoride
GB/T 31931-2015 Zinc or zinc alloy coating on steel sheets or strips.Determination of hexavalent chromium content.1,5-Diphenylcarbohydrazide (diphenylcarbazide) spectrophotometric method
GB/T 6730.12-2016(英文版) Iron ores—Determination of aluminumcontent—Chrome azurol S spectrophotometric method
GB/T 23944-2023 General method for determination of aluminum in inorganic chemical products Chromium Azur S spectrophotometry
GB/T 23944-2009 Inorganic chemicals for products use.General method for the determination of aluminium.Chromazurol S-spectrophotometric method
GB 9018.8-1988 Celestite ores--Determination of aluminium content--Chromazurol S spectrophotometric method
GB/T 15057.7-1994 Limestone for chemical industry- Determination of aluminium oxide content- Chromazurol S spectrophotometric method
GB/T 20931.6-2007 Methods for chemical analysis of lithium Determination of aluminum content Chromazurol S-cetylpyridine broide spectrophotometric method
GB/T 6911.2-1986 Methods for analysis of water for boiler and for cooling--The determination of sulfate--Photometric method as Barium chromate
GB/T 16019-1995 Workplace air--Determination of chromium trioxide, chromates and dichromates--Diphenylcarbazide spectrophotometric method
GB/T 17036-1997 Determination of germanium in uranium geological samples--Salicyl fluorone spectrophotometry
GB/T 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
GB/T 8647.1-1988 Nickel--Determination of iron content--Sulfosalicylic acid spectrophotometric method
GB 9758.5-1988 Paints and varnishes - Determination of "soluble" metal content - Part 5: Determination of hexavalent chromium content in the pigment part of liquid paints or in powder paints by diphenylcarbazide spectrophotometric method
GB/T 9758.5-1988 Paints and varnishes--Determination of "soluble" metal content--Part 5:Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form--Diphenylcarbazide spectro
GB/T 11064.13-1989 Lithium carbonate and lithium hydroxide monohydrate--Determination of aluminum content--Chromazurol S-cetylpyridine bromide spectrophotometric method
GB/T 12689.1-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of aluminum content-The chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and The chromeazurol S spectrophotometric method and th
GB/T 14425-1993 Analysis of water used in boiler and cooling system. Determination of sulfurated hydrogen. Spectrophotometry
GB/T 12153-1989 Analysis of water used in boiler and cooling system--Determination for mineral oil--Ultraviolet spectrophotometry
GB/T 10658-1989 Analytical methods for boiler water and colling water--Determination of iron in prefilming liquid containing phosphorus and zinc--Sulphosalicylic acid spectrophotometry
GB/T 23993-2009 Determination of formaldehyde content of waterborne coatings.Spectrophtometric method with acetylacetone
GB/T 12687.5-1990 Chemical analysis of nitrate of rare earth for agriculture--Determination of chrome content-sys--Diphenyl carbazide spectrophotometric method
GB/T 14571.3-2008 Ethylene glycol for industrial use.Determination of content of total aldehydes present.Spectrophotometric method
GB/T 7717.14-1994 Acrylonitrile for industrial use-Determination of content of copper-Spectrophotometeric method
GB/T 14571.3-1993 Ethylene glycol for industrial use. Determination of content of total aldehydes present. Spectrophotometric method
GB/T 7717.11-1994 Acrylonitrile for industrial use-Determination of content of iron-Spectrophotometric method
GB/T 14426-1993 Analysis of water used in boiler and cooling system. Determination of sulfite
GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
GB/T 16633-1996 Industrial circulating cooling water--Determination of silica--Spectrophotometric method
GB 9018.7-1988 Celestite ores--Determination of iron content--Sulphosalicylic acid spectrophotometric method
GB/T 7717.8-1994 Acrylonitrile for industrial use-Determination of content of total aldehydes-Spectrophotometric method
GB/T 11213.7-1989 Sodium hydroxide for chemical fiber use--Determination of copper mass fraction--Spectrometric method
GB/T 11064.13-2013 Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride.Part 13:Determination of aluminum content.Chromazurol S-cetylpyridine bromide spectrophotometric method
GB/T 10656-2008 Analysis of water used in boiler and cooling system.Determination of zinc.Zincon spectrophotometry
GB/T 10656-1989 Analytical methods for boiler water and cooling water--Determination of zinc ion--Zincon spectrophotometry
GB 10656-1989 Analytical methods for boiler water and cooling water - Determination of zinc ions - Zinc reagent spectrophotometric method
GB/T 15057.9-1994 Limestone for chemical industry- Determination of phosphorus content- Molybdenum blue spectrophotometric method
GB/T 4375.6-1984 Methods for chemical analysis of gallium--The salicylfluorone cetyl trimethyl ammonium bromide photometric method for the determination of tin content
GB/T 3256.6-1982 Chemical analysis of zirconium powder for electro-vacuum uses--The chrome azurol S photometric method for determination of aluminum
GB/T 14422-1993 Analysis of water used in boiler and cooling system. Determination of benzotriazole. Ultraviolet spectrophotometry
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 7717.10-1994 Acrylonitrile for industrial use-Determination of content of peroxides-Spectrophotometric method
GB/T 32606-2016 Determination method of free formaldehyde in stationery goods.Spectrophotometry with acetylacetone
GB/T 6905.4-1993 Analysis of water used in boiler and cooling system. Determination of chloride . Coprecipitation concentration and spectrophotomenry
GB/T 23836-2009 Determination of molybdate in industrial circulating cooling water.Spectrometric method using thiocyanate

中华人民共和国环境保护部, Determination of hexavalent chromium in water by spectrophotometry

GB 7467-1987 Water quality-Determination of chromiun(Ⅵ)-1,5 Dtphenylcarbohydrazide spectrophotometric method
GB 13580.12-1992 Determination of sodium and potassium in the wet precipitation—Atomic absorption spectrophotometry
GB 13580.13-1992 Determination of calcium and magnesium in the wet precipitation--Atomic absorption spectrophotometry

German Institute for Standardization, Determination of hexavalent chromium in water by spectrophotometry

DIN EN ISO 18412:2007-02 Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water (ISO 18412:2005); German version EN ISO 18412:2006
DIN EN ISO 23913:2009-09 Water quality - Determination of chromium(VI) - Method using flow analysis (FIA and CFA) and spectrometric detection (ISO 23913:2006); German version EN ISO 23913:2009
DIN 51086-3:2007 Testing of oxidic raw and basic materials for ceramics, glass and glazes - Part 3: Spectrophotometric determination of chrome(VI) with diphenyl carbazide in the presence of chrome(III)
DIN EN ISO 15192:2022-01 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021); German version EN ISO 15192:2021
DIN EN 15192:2007 Characterisation of waste and soil - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection; English version of DIN EN 15192:2007-02
DIN EN 12441-10:2005 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method; German version EN 12441-10:2004
DIN EN 12441-10:2005-03 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method; German version EN 12441-10:2004
DIN EN 16318:2014 Fertilizers - Determination of trace elements - Determination of chromium (VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version EN 16318:2013
DIN EN 62321-7-2:2017 Determination of certain substances in electrotechnical products - Part 7-2: Hexavalent chromium - Determination of hexavalent chromium (Cr(VI)) in polymers and electronics by the colorimetric method (IEC 62321-7-2:2017); German version EN 62321-7-2:2017
DIN EN 12138:1997 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method; German version EN 12138:1997
DIN EN 17899:2022 Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality; German and English version prEN 17899:2022

British Standards Institution (BSI), Determination of hexavalent chromium in water by spectrophotometry

BS EN ISO 18412:2006 Water quality - Determination of chromium (VI) - Photometric method for weakly contaminated water
BS ISO 16740:2005 Workplace air - Determination of hexavalent chromium in airborne particulate matter - Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
20/30395103 DC BS ISO 15192. Characterization of soil and waste. Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
BS EN 13506:2002 Water quality - Determination of mercury by atomic fluorescence spectrometry
BS EN 13506:2002*BS 6068-2.74:2002 Water quality - Determination of mercury by atomic fluorescence spectrometry
BS EN 12441-10:2005 Zinc and zinc alloys - Chemical analysis - Determination of chromium and titanium in zinc alloys - Spectrophotometric method
BS EN 12441-10:2004 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method
23/30425527 DC BS ISO 24384. Water quality. Determination of chromium(VI) and chromium(III) in water. Method using liquid chromatography with inductively coupled plasma mass spectrometry (LC-ICP-MS) after chelating pretreatment
BS EN ISO 15192:2021 Soil and waste. Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
BS EN ISO 23913:2009 Water quality - Determination of Chromium(VI) - Method using flow analysis (FIA and CFA) and spectrometric detection

Professional Standard - Urban Construction, Determination of hexavalent chromium in water by spectrophotometry

CJ/T 71-1999 Municipal sewage.Determination of total chromium(Ⅵ).1.5 diphenylcarbohydrazide spectrophotometric method
CJ 26.21-1991 Water quality inspection method of urban sewage standard Determination of hexavalent chromium diphenylcarbazide spectrophotometric method
CJ/T 70-1999 Municipal sewage.Determination of total chromium.1.5 diphenylcarbohydrazide spectrophotometric method

Professional Standard - Commodity Inspection, Determination of hexavalent chromium in water by spectrophotometry

SN/T 0704-2015 Determination of chromium(Ⅵ)in leather and leather product of import and export.Spetrophotometric method
SN/T 2004.3-2005 Determination of Chromium(VI) in electrical and electronic equipment-Part 3:1,5-Diphenylcarbohydrazide spectrophotometric method
SN/T 4779.3-2017 Determination of total hardness in bottled water for export---Method by specrophotometry coupled with flow injection analysis(FIA)
SN/T 0838.1-2015 Determination of chromium in boric acid and borax for import and export.Flame atomic absorption spectrometry

European Committee for Standardization (CEN), Determination of hexavalent chromium in water by spectrophotometry

EN ISO 18412:2006 Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water
EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021)

Korean Agency for Technology and Standards (KATS), Determination of hexavalent chromium in water by spectrophotometry

KS I ISO 11083:2008 Water quality－Determination of chromium(VI)－Spectrometric method using 1,5-diphenylcarbazide
KS I ISO 16740-2007(2017) Workplace air－Determination of hexavalent chromium in airborne particulate matter－Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
KS M 0169-2021 Determination of the hexavalent chromium in polymers by UV-visible spectrophotometry(organic solvent dissolution method)
KS I ISO 18412:2006 Water quality－Determination of chromium(VI)－Photometric method for weakly contaminated water
KS I ISO 11083-2008(2018) Water quality－Determination of chromium(VI)－Spectrometric method using 1,5-diphenylcarbazide
KS C IEC 62321-7-2:2022 Determination of certain substances in electrotechnical products — Part 7-2: Hexavalent chromium — Determination of hexavalent chromium[Cr(VI)] in polymers and electronics by the colorimetric method
KS M ISO 3856-5:2007 Paints and varnishes－Determination of “soluble” metal content－Part 5：Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form－Diphenylcarbazide spectrophotometric method
KS I ISO 16740:2007 Workplace air－Determination of hexavalent chromium in airborne particulate matter－Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
KS C IEC 62321-7-1-2017(2022) Determination of certain substances in electrotechnical products — Part 7-1: Hexavalent chromium — Presence of hexavalent chromium(Cr(VI)) in colourless and coloured corrosion-protected coatings on me
KS M ISO 5440-2017(2022) Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
KS M ISO 5440:2002 Sodium hexafluorosilicate for industrial use-Determination of phosphate content-Molybdovanadate spectrophotometric method
KS M ISO 5440:2017 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method

Indonesia Standards, Determination of hexavalent chromium in water by spectrophotometry

SNI 6989.71-2009
SNI 06-4822-1998 Test methods for manganese content in water by spectrophotometer in persulphate manner
SNI 06-6989.35-2005 Water and waste water - Part 35: Test methods of dissolved aluminium (Al) content by spectrophotometers with eriochrome cyanine R
SNI 6989.17-2009

Professional Standard - Geology, Determination of hexavalent chromium in water by spectrophotometry

DZ/T 0064.17-2021 Analytical methods of groundwater quality - Part 17: Determination of total chromium and hexavalent chromium by diphenylcarbazide spectrophotometric method
DZ/T 0064.17-1993 Determination of Chromium by Spectrophotometry with Diphenylcarbazide

国家市场监督管理总局、中国国家标准化管理委员会, Determination of hexavalent chromium in water by spectrophotometry

GB/T 22807-2019 Leather and fur—Chemical tests—Determination of chromium(VI) content:Colorimetric method
GB/T 40173-2021 Determination of reducing-end sugar in water-soluble chitosan—Spectrophotometric method

Professional Standard - Environmental Protection, Determination of hexavalent chromium in water by spectrophotometry

HJ 908-2017 Water quality—Determination of chromium(VI)—Flow injection analysis(FIA) and diphenylcarbazide spectrometric method
HJ 687-2014 Solid waste.Determination of Hexavalent Chromium.Alkaline digestion/flame atomic absorption spectrophotometic
HJ 1082-2019 Determination of hexavalent chromium in soil and sediment Alkaline solution extraction-flame atomic absorption spectrophotometry
HJ 757-2015 Water quality - Determination of chromium-Flame atomic absorption spectrometry
HJ/T 342-2007 Water quality. Determination of sulfate. barium chromate spectrophotometry
HJ/T 29-1999 Stationary source emission-Determination of chromate fog.Diphenyl carbazide spectrophotometric method
HJ 599-2011 Water quality-Determination of TNT N-cetyl pridinium chloride -sodium sulfite spectrophotometric method

Professional Standard - Hygiene , Determination of hexavalent chromium in water by spectrophotometry

WS/T 36-1996 Urine.Determination of chromium.Spectrophotometric method

BELST, Determination of hexavalent chromium in water by spectrophotometry

STB 17.13.05-33-2014 Еnvironmental pгоtесtion аnd nature use. Analytic control and monitoring. Water quality. Determination of the concentration of chromium (VI) and total chromium in water photometrically with diphenylcarbazide

Professional Standard - Ferrous Metallurgy, Determination of hexavalent chromium in water by spectrophotometry

YB/T 4217.1-2010 Determination of hexavalent chromium content in coatings of hot-dip galvanized (aluminum-zinc) steel sheets Spectrophotometric method

Danish Standards Foundation, Determination of hexavalent chromium in water by spectrophotometry

DS/ISO 15192:2021 Soil and waste – Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
DS/ISO 16740:2007 Workplace air - Determination of hexavalent chromium in airborne particulate matter - Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
DS/R 209:1980 Determination of oil and grease in water. Infrared spectrophotometric method
DS/R 209:2006 Determination of oil and grease in water - Extraction with tetrachloroethylene and measurement by infrared spectrophotometry
DS/ISO 3856/5:1982 Paints and varnishes. Determination of "soluble" metal content. Part 5: Determination of hexavalent chromium content of the pigment and extender portion of the paint. Diphenylcarbazide spectrophotometric method
DS 2201:1986 Water quality. Chlorophyll a. Spectrophotometric determination in ethanol extract
DS/EN 12441-10:2005 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method
DS/EN ISO 15192:2021 Soil and waste – Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021)

IT-UNI, Determination of hexavalent chromium in water by spectrophotometry

UNI EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

Association Francaise de Normalisation, Determination of hexavalent chromium in water by spectrophotometry

NF X31-171*NF EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
NF EN ISO 15192:2021 Déchets et sols - Dosage du chrome(VI) dans les matériaux solides par digestion alcaline et chromatographie ionique avec détection spectrophotométrique
NF EN ISO 23913:2009 Qualité de l'eau - Dosage du chrome(VI) - Méthode par analyse en flux (FIA et CFA) et détection spectrométrique
NF ISO 16740:2005 Air des lieux de travail - Détermination du chrome hexavalent dans les particules en suspension dans l'air - Méthode par chromatographie ionique et détection spectrophotométrique avec diphényl carbazide
NF T90-055*NF EN ISO 18412:2007 Water quality - Determination of chromium (VI) - Photometric method for weakly contaminated water.
NF G52-216:1976 Leathers and hides. Chemical testing of leather. Determination of chromium in soluble substances (spectrophotometric method).
NF T90-024:1963 TESTING WATER. SPECTROPHOTOMETRIC DETERMINATION OF MANGANESE.
NF T90-025:1967 TESTING WATER. SPECTROPHOTOMETRIC DETERMINATION OF SELENIUM.
NF C05-100-7-2*NF EN 62321-7-2:2017 Determination of certain substances in electrotechnical products - Part 7-2 : Hexavalent chromium - Determination of hexavalent chromium (Cr(VI)) in polymers and electronics by the colorimetric method
NF U42-421*NF EN 16318+A1:2016 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
NF U42-421:2014 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
NF X43-204*NF ISO 16740:2005 Workplace air - Determination of hexavalent chromium in airborne particulate matter - Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
NF EN 12441-10:2005 Zinc et alliages de zinc - Analyse chimique - Partie 10 : dosage du chrome et du titane dans les alliages de zinc - Méthode spectrophotométrique
NF T90-045*NF EN ISO 23913:2009 Water quality - Determination of chromium(VI) - Method using flow analysis (FIA and CFA) and spectrometric detection.
NF C05-100-7-1*NF EN 62321-7-1:2017 Determination of certain substances in electrotechnical products - Part 7-1 : hexavalent chromium - Presence of hexavalent chromium (Cr(VI)) in colourless and colored corrosion-protected coatings on metals by the colorimetric method
NF T90-023:1997 Water quality. Determination of phosphorus. Ammonium molybdate spectrometric method.
NF A06-841-10*NF EN 12441-10:2005 Zinc and zinc alloys - Chemical analysis - Part 10 : determination of chromium and titanium in zinc alloys - Spectrophotometric method
NF T90-080:1997 Water quality - Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection.
NF X31-171:2011 Soil quality - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection.
NF X30-429:2007 Characterization of waste and soil - Determination of chromium (VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection.

American Society for Testing and Materials (ASTM), Determination of hexavalent chromium in water by spectrophotometry

ASTM UOP876-93 Platinum in Chloroplatinic Acid by Spectrophotometry
ASTM D6832-02 Standard Test Method for the Determination of Hexavalent Chromium in Workplace Air by Ion Chromatography and Spectrophotometric Measurement Using 1,5-diphenylcarbazide
ASTM D6832-08 Standard Test Method for the Determination of Hexavalent Chromium in Workplace Air by Ion Chromatography and Spectrophotometric Measurement Using 1,5-diphenylcarbazide
ASTM D6832-13(2018) Standard Test Method for the Determination of Hexavalent Chromium in Workplace Air by Ion Chromatography and Spectrophotometric Measurement Using 1,5-diphenylcarbazide
ASTM D6832-13 Standard Test Method for the Determination of Hexavalent Chromium in Workplace Air by Ion Chromatography and Spectrophotometric Measurement Using 1,5-diphenylcarbazide
ASTM D6832-13e1 Standard Test Method for the Determination of Hexavalent Chromium in Workplace Air by Ion Chromatography and Spectrophotometric Measurement Using 1,5-diphenylcarbazide
ASTM D7614-20 Standard Test Method for Determination of Total Suspended Particulate (TSP) Hexavalent Chromium in Ambient Air Analyzed by Ion Chromatography (IC) and Spectrophotometric Measurements
ASTM D7614-12 Standard Test Method for Determination of Total Suspended Particulate (TSP) Hexavalent Chromium in Ambient Air Analyzed by Ion Chromatography (IC) and Spectrophotometric Measurements
ASTM D3718-85a(2005) Standard Test Method for Low Concentrations of Chromium in Paint by Atomic Absorption Spectroscopy
ASTM D3718-85a(2010) Standard Test Method for Low Concentrations of Chromium in Paint by Atomic Absorption Spectroscopy
ASTM D5257-03 Standard Test Method for Dissolved Hexavalent Chromium in Water by Ion Chromatography
ASTM D5257-97 Standard Test Method for Dissolved Hexavalent Chromium in Water by Ion Chromatography
ASTM D5257-11 Standard Test Method for Dissolved Hexavalent Chromium in Water by Ion Chromatography
ASTM D5257-17 Standard Test Method for Dissolved Hexavalent Chromium in Water by Ion Chromatography
ASTM UOP682-84 Total Cyanide in Refinery Waters by Visible Spectrophotometry
ASTM E1754-95(2001)e1 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry
ASTM E1754-95 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry
ASTM D5174-97 Standard Test Method for Trace Uranium in Water by Pulsed-Laser Phosphorimetry
ASTM D5174-02 Standard Test Method for Trace Uranium in Water by Pulsed-Laser Phosphorimetry
ASTM D5174-07(2013) Standard Test Method for Trace Uranium in Water by Pulsed-Laser Phosphorimetry
ASTM E1754-08 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry
ASTM D4192-08 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
ASTM D4192-03 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
ASTM D3718-85a(1999) Standard Test Method for Low Concentrations of Chromium in Paint by Atomic Absorption Spectroscopy
ASTM D3718-85A(2022)e1 Standard Test Method for Low Concentrations of Chromium in Paint by Atomic Absorption Spectroscopy
ASTM D3718-85a(2015) Standard Test Method for Low Concentrations of Chromium in Paint by Atomic Absorption Spectroscopy
ASTM E1754-17 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry
ASTM E1754-17a Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry
ASTM UOP834-82 Arsine in Ethylene by Electrothermal Atomic Absorption Spectrophotometry
ASTM D4691-02(2007) Standard Practice for Measuring Elements in Water by Flame Atomic Absorption Spectrophotometry
ASTM D4691-02 Standard Practice for Measuring Elements in Water by Flame Atomic Absorption Spectrophotometry
ASTM D4691-96 Standard Practice for Measuring Elements in Water by Flame Atomic Absorption Spectrophotometry
ASTM D4691-11 Standard Practice for Measuring Elements in Water by Flame Atomic Absorption Spectrophotometry
ASTM E1786-96 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry
ASTM E1786-02 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry
ASTM E1786-08 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry
ASTM E1786-17 Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry
ASTM E1786-17a Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry
ASTM D7904-21 Standard Test Method for Determination of Water Vapor (Moisture Concentration) in Natural Gas by Tunable Diode Laser Spectroscopy (TDLAS)
ASTM D1685-00 Standard Test Method for Traces of Thiophene in Benzene by Spectrophotometry
ASTM D1685-05 Standard Test Method for Traces of Thiophene in Benzene by Spectrophotometry
ASTM E507-08 Standard Test Method for Analysis of Aluminum in Iron Ores by Flame Atomic Absorption Spectrometry
ASTM E507-98 Standard Test Method for Aluminum in Iron Ores by Atomic Absorption Spectrometry
ASTM E1070-17a Standard Test Method for Determination of Phosphorus in Iron Ores by Phospho-Molybdenum-Blue Spectrophotometry
ASTM E1070-17 Standard Test Method for Determination of Phosphorus in Iron Ores by Phospho-Molybdenum-Blue Spectrophotometry
ASTM D3919-04 Standard Practice for Measuring Trace Elements in Water by Graphite Furnace Atomic Absorption Spectrophotometry
ASTM D3919-99 Standard Practice for Measuring Trace Elements in Water by Graphite Furnace Atomic Absorption Spectrophotometry
ASTM D3624-85a(2005) Standard Test Method for Low Concentrations of Mercury in Paint by Atomic Absorption Spectroscopy
ASTM D3717-85a(2005) Standard Test Method for Low Concentrations of Antimony in Paint by Atomic Absorption Spectroscopy
ASTM D3624-85a(2010) Standard Test Method for Low Concentrations of Mercury in Paint by Atomic Absorption Spectroscopy
ASTM D3717-85a(2010) Standard Test Method for Low Concentrations of Antimony in Paint by Atomic Absorption Spectroscopy
ASTM D3986-07 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D3986-95 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D3986-02 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D3561-02(2007)e1 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-96 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-02 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry

KR-KS, Determination of hexavalent chromium in water by spectrophotometry

KS I ISO 16740-2022 Workplace air Determination of hexavalent chromium in airborne particulate matter Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
KS C IEC 62321-7-2-2022 Determination of certain substances in electrotechnical products — Part 7-2: Hexavalent chromium — Determination of hexavalent chromium[Cr(VI)] in polymers and electronics by the colorimetric method
KS M ISO 5440-2017 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
KS M ISO 3856-5-2017 Paints and varnishes－Determination of “soluble” metal content－Part 5：Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form－Diphenylcarbazi

Professional Standard - Nuclear Industry, Determination of hexavalent chromium in water by spectrophotometry

EJ/T 815-1994 Spectrophotometric Determination of Thorium in UF6
EJ/T 1221-2007 Determination of micro bromine in uranium hexafluoride by spectrophotometry

ES-UNE, Determination of hexavalent chromium in water by spectrophotometry

UNE-EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021) (Endorsed by Asociación Española de Normalización in September of 2021.)
UNE-EN 12441-10:2004 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method (Endorsed by AENOR in March of 2005.)

NL-NEN, Determination of hexavalent chromium in water by spectrophotometry

NEN 6485-1983 Water - Photometric determination of chromium content

YU-JUS, Determination of hexavalent chromium in water by spectrophotometry

JUS H.Z1.102-1983 Testing of industrial vvaters. Determination ofcadmium content. Spectrophotometric method with diph- enylthiocarbazone — dithiozone
JUS H.Z1.104-1983 Testing of industrial vvaters. Determination od chrome content. Spectrophotometric method with diphe- nylthiocarbazone — dithizone
JUS H.Z1.195-1987 Testing of industrial vvaters. Determination of thorium content. Spectrophotometric method.
JUS C.A1.600-1977 Methods for chemical analysis of copper and copper alloys. Spectrophotometric determination of chromium in copperchromium alloys (0,3 to 1,0 % cr)
JUS C.A1.411-1983 Methods for chemical analysis of ferroalloys. Photometric determination of phosphorus in ferrochromium
JUS H.Z1.147-1984 Testing of industrial vvaters. Determination content of phenol in concentration more than 20 mg/l. Spectrophotometric method
JUS C.A1.427-1982 Methods for chemical analysis of ferroalloys. Photometric determination of phosphorus in ferrosilico-chromium
JUS H.G8.370-1989 Reagents. Nickel(II) chloride hexahydrate. Determination of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.Z1.139-1984 Testing of industrial waters. Determination of cyanide content. Spectrophotometric method
JUS H.Z1.171-1983 Testing of industrial vvaters. Determination of iron content. Spectrophotometric method with potassium rodanide
JUS H.Z1.170-1983 Testing of industrial waters. Determ inat ion of iron content. Spectrophotometric method with 1,10-phe- nantroline.
JUS H.Z1.179-1985 Testing of industrial vvaters. Determination of nickel content Spectrophotometric method with dime- thyl glyoxlme
JUS H.Z1.173-1985 Testing of industrial vvaters. Determination of molybdonum content. Spectrophotometric method with potassium thiocyanate
JUS C.A1.268-1978 Methods for chemical analysis oj alummtum and alummwm alloys. bpectrophotometnc aetermination ofchromium (by diphenylcarbazide method after extraction)
JUS H.Z1.115-1984 Testing of industrial vvaters. Determination of aluminium content. Spectrophotometric method with o-oxyhinoline
JUS H.Z1.100-1983 Testing of industrial waters. Determination of copper content. Spectrophotometric method with oxal- -dihidrazide
JUS H.Z1.149-1987 Testing of industrial vvaters. Determination of anionic surfactants. Spectrophotometric method

水利部, Determination of hexavalent chromium in water by spectrophotometry

SL/T 788-2019 Determination of total nitrogen, volatile phenols, sulfides, anionic surfactants and hexavalent chromium in water quality continuous flow analysis-spectrophotometry

Professional Standard - Non-ferrous Metal, Determination of hexavalent chromium in water by spectrophotometry

YS/T 226.4-1994 Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry)
YS/T 226.3-2009 Methods for chemical analysis of selenium.Part 3:Determination of aluminum content.Chrome azurol S-cetyl trimethyl ammonium bromide absorption photometric method
YS/T 574.6-2009 Methods for chemical analysis of zirconium powder for electro-vacuum uses.The chrome azurol S spectrophotometric method for determination of aluminium
YS/T 807.7-2012 Chemical analysis methods of aluminium dardeners.Part 7:Determination of beryllium content.SCR spectrophotometric method
YS/T 520.6-2006 Gallium Chemical Analysis Method Salicylfluorone-Cetyltrimethylammonium Bromide Spectrophotometric Determination of Tin
YS/T 574.6-2006 Electrovacuum Zirconium Powder Chemical Analysis Method Chromazurin S Spectrophotometric Determination of Aluminum
YS/T 520.6-2007 Chemical analysis of gallium.Part 6: Determination of tin content.The salicylfluorone cetyltrimethylammonium bromide spectrophotometric method
YS/T 1071-2015 Chemical analysis methods of hydrogen peroxide spent catalysts.Determination of palladium content.Spectrometry

Professional Standard - Rare Earth, Determination of hexavalent chromium in water by spectrophotometry

XB/T 601.8-1993 Lanthanum hexaboride chemical analysis method diphenylsemicarbazide spectrophotometric method for determination of chromium content

BE-NBN, Determination of hexavalent chromium in water by spectrophotometry

NBN T 91-256-1977 Water analysis methods - Determination of the nitrate nitrogen -Photometric method with chromotropic acid
NBN T 95-301-1977 Determination of the nitrogen oxides content of flue gasses -Photometrie method with chromotropic acid
NBN-EN 10188-1992 Chemical analysis of ferrous materials. Determination of chromium in steels and irons. Flame atomic absorption spectrometric method
NBN B 12-211-1975
NBN T 03-529-1983 Sodium hexafluorosilicate for industrial use - Determination of iron content - 1 , 10-Phenanthroline spectrophotometric method

Hunan Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB43/T 795-2013 Determination of Aluminum Content in Graphite Chromoazurin-S Spectrophotometric Method

未注明发布机构, Determination of hexavalent chromium in water by spectrophotometry

DIN EN ISO 15192:2022 Soil and waste – Determination of hexavalent chromium in solids by alkaline digestion and ion chromatography with photometric detection

NO-SN, Determination of hexavalent chromium in water by spectrophotometry

NS 9803-1993 Water analysis. Determination of oil in water. Infrared spectrophotometric method
NS 4799-1993 Water analysis. Determination of acid soluble aluminium in water. Photometric method
NS 9804-1993 Water analysis. Determination of fat in wastewater from food processing industries. Infrared spectrophotometric method

Malaysia Standards, Determination of hexavalent chromium in water by spectrophotometry

MS 133 Pt.B9-1999 Methods of test for paints and varnishes:part b9:determination of soluble hexavalent chromium content of the of the paint in powder form - diphenylcarbazide spectrophotometric method

Professional Standard - Agriculture, Determination of hexavalent chromium in water by spectrophotometry

DBJ440100/T 43-2009 Determination of Total Chromium in Water Quality Graphite Furnace Atomic Absorption Spectrophotometry
水产品质量安全检验手册 6.1.1.0-2005 Chapter 6 Inspection of Elements in Aquatic Products Section 1 Determination of Phosphorus in Aquatic Products (GBT 5009.87-2003) 1. Spectrophotometric method
NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
NY/T 1676-2023 Spectrophotometric Determination of Crude Polysaccharides in Edible Fungi
NY/T 2016-2011 Determination of pectin content in fruit and derived product.Spectrophotometry method
水产品质量安全检验手册 6.4.1.0-2005 Chapter 6 Examination of Elements in Aquatic Products Section 4 Determination of Calcium in Aquatic Products (GBT 5009.92-2003) 1. Atomic Absorption Spectrophotometry
NY/T 1600-2008 Determination of tannin content in fruit, vegetable and derived product. Spectrophotometry method
NY/T 1373-2007 Determination of Sulfite in Edible Fungus Distill under Nitrogen with the Method of Spectrophotometer
水产品质量安全检验手册 9.3.3.0-2005 Chapter IX Fishing Feed Inspection Section 3 Fishing Feed Routine Physical and Chemical Testing Methods 3. Determination of Chromium in Fishing Feed - Spectrophotometric Method (GBT 13088-1991)

SE-SIS, Determination of hexavalent chromium in water by spectrophotometry

SIS SS 02 81 45-1991 Determination ofoilin water — Infrared spectrophotometric method
SIS SS 02 82 10-1992 Water analysis — Determination of acid soluble aluminium in water — Photometric method
SIS SS 02 81 46-1980 Determination of chlorophyll in water — Extraction with acetone — Spectrophotometric method
SIS SS 02 81 77-1986 Determination of easily liberatable cyanide in water — Photometric or titrimetric method
SIS SS 02 81 70-1983 Determination of chlorophyll a in water - Extraction with methanol - Spectrophotometric method
SIS SS 02 81 76-1986 Determination of total cyanide in water - Photometric or titrimetric method
SIS SS 02 81 03-1991 Determination of fat in wastewater from food processing industries — Infrared spectrophotometric method

TR-TSE, Determination of hexavalent chromium in water by spectrophotometry

TS 3654-1981 METHODS FOR THE ANALYSIS OF WATER DETERMINATION OF CHROMIUM CONTENT — Permanganate Oxidation Spectrofotometric Method

Professional Standard - Petroleum, Determination of hexavalent chromium in water by spectrophotometry

SY/T 0530-1993 Spectrophotometric method for the determination of oil content in oilfield sewage
SY/T 0530-2011 Determination of oil content in oilfield produced water.Spectrophotometry method
SY 0530-2011 Spectrophotometric method for determination of oil content in oilfield produced water

Professional Standard - Electricity, Determination of hexavalent chromium in water by spectrophotometry

DL/T 522.1-1993 Method for determining Acetone oxime in water (spectrophotometric method)
DL/T 1203-2013 Analytical methods for chloride in steam and water in fossil fuel power plants.Spectrophotometric method using mercury sulfocyanide

Professional Standard - Chemical Industry, Determination of hexavalent chromium in water by spectrophotometry

HG/T 2958.8-1988 Celestite ores-Determination of aluminium content-Chromazurol S spectrophotometric method
HG/T 4327-2012 Reclaimed water.Determination of total iron content.Spectrophotometric method
HG/T 3526-2003 Industrial circulating cooling water-Determination of nitrite-Molecular absorption spectrometric method
HG/T 3526-2011 Industrial circulating cooling water determination of nitrate.Spectrophotometric method using sulfosalicylic acid
HG/T 3540-1990 Determination of phosphor in industrial circulating cooling water Ammonium molybdate spectrophotometric method
HG/T 2958.7-1988 Celestite ores-Determination of iron content-Sulphosalicylic acid spectrophotometric method
HG/T 2957.10-2004 Determination of total iron content in alunite ore-sulfosalicylic acid spectrophotometric method
HG/T 3516-2011 Industrial circulating cooling water.Determination of nitrite.Molecular absorption spectrometric method
HG/T 4552.2-2013 Method for the measurement tin-content in spent tin-stripping solution.Part 2:Atomic absorption spectrophotometry method
HG/T 3539-2003 Industrial circulating cooling water-Determination of iron-Spectrometric method using 1,10-phenanthroline
HG/T 3539-2012 Industrial circulating cooling water.Determination of iron content.Spectrometric method using 1,10-phenathroline
HG/T 3525-2003 Industrial circulating cooling water-Determination of aluminium-Spectrometric method using pyrocatechol violet
HG/T 3516-1999 Industrial circulating cooling water.Determiantion of nitrate.2,6-Dimethylphenol spectrometric method

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, Determination of hexavalent chromium in water by spectrophotometry

GB/T 36084-2018 Nanotechnology—Determination of copper, manganese and chromium ions in aqueous solution—Ultraviolet-visible spectrophotometry
GB/T 34176-2017 Chemical analysis methods for determination of Fe2+ and Fe3+ in refractory products by the spectral photometric method with 1,10-phenanthroline

Shandong Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB37/T 1954-2011 Determination of Mercury and Arsenic in Agricultural Water by Atomic Fluorescence Spectrometry
DB37/T 1953-2011 Determination of copper, zinc, lead and cadmium in agricultural water - atomic absorption spectrophotometry
DB37/T 4664-2023

Shanghai Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB31/T 232-2000 Determination of Boron in Sewage--Carminic Acid Spectrophotometry

European Committee for Electrotechnical Standardization（CENELEC）, Determination of hexavalent chromium in water by spectrophotometry

EN 62321-7-2:2017 Determination of certain substances in electrotechnical products - Part 7-2: Hexavalent chromium - Determination of hexavalent chromium (Cr(VI)) in polymers and electronics by the colorimetric method

International Electrotechnical Commission (IEC), Determination of hexavalent chromium in water by spectrophotometry

IEC 62321-7-2:2017 Determination of certain substances in electrotechnical products - Part 7-2: Hexavalent chromium - Determination of hexavalent chromium (Cr(VI)) in polymers and electronics by the colorimetric method

Professional Standard - Aviation, Determination of hexavalent chromium in water by spectrophotometry

HB 5422.4-1989 Copper alloy chemical analysis method Hexamethylenetetramine hydrolysis precipitation separation-chrome azure S absorptiometry for determination of aluminum content

Professional Standard - Coal, Determination of hexavalent chromium in water by spectrophotometry

MT/T 361-1994 Determination of Copper in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 364-1994 Determination method of cadmium in coal mine water - Atomic absorption spectrophotometry
MT/T 365-1994 Method for Determination of Manganese in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 363-1994 Determination of Zinc in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 362-1994 Determination method of lead in coal mine water-Atomic absorption spectrophotometry

RU-GOST R, Determination of hexavalent chromium in water by spectrophotometry

GOST 17.1.4.02-1990 Water. Spectrophotometric determination of chlorophyll a
GOST R 51430-1999 Fruit and vegetable juices. Spectrophotometric method for determination of phosphorus content
GOST 33401-2015 Testing of chemicals of environmental hazard. Determination of the dissociation constants in water by titrimetric, spectrophotometric and conductometric methods

Professional Standard - Aquaculture, Determination of hexavalent chromium in water by spectrophotometry

SC/T 3031-2006 Determination of volatile phenolic compounds residues in fishery products Spectrophotometric method

PL-PKN, Determination of hexavalent chromium in water by spectrophotometry

PN C04642-06-1993 Water and waste water. Tests for pollutants in atmopheric precipitation. Determination of chlorides by spectrophotometric method
PN C97087-1987 UV Spectrophotometric determination of phenols in coke and waste waters
PN Z04045-15-1992 Air purity protection Tests for aldehydes Determination of formaldehydein ambient air (immission) by spectrophotometric method with pararosaniline
PN C04570-07-1987 Water and waste water Test for metals by atomie absorption Determination of the total chromium in water with preliminary concentration by chelation and extraction

Professional Standard - Machinery, Determination of hexavalent chromium in water by spectrophotometry

JB/T 6326.5-1992 Nickel-chromium and nickel-chromium-iron alloy chemical analysis method sulfosalicylic acid spectrophotometric determination of iron content

American National Standards Institute （ANSI), Determination of hexavalent chromium in water by spectrophotometry

ASTM D5174-23 Standard Test Method for Trace Uranium in Water by Pulsed-Laser Phosphorimetry

CEN - European Committee for Standardization, Determination of hexavalent chromium in water by spectrophotometry

EN 12441-10:2004 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method

Lithuanian Standards Office , Determination of hexavalent chromium in water by spectrophotometry

LST EN 12441-10-2005 Zinc and zinc alloys - Chemical analysis - Part 10: Determination of chromium and titanium in zinc alloys - Spectrophotometric method

Jilin Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB22/T 3427-2023 Volumetric and spectrophotometric methods for the determination of cyanide in thiocyanate-containing wastewater

Professional Standard - Energy, Determination of hexavalent chromium in water by spectrophotometry

NB/SH/T 0891-2014 Spectrophotometric detection of soot in used engine oil samples

Universal Oil Products Company (UOP), Determination of hexavalent chromium in water by spectrophotometry

UOP 682-1984 TOTAL CYANIDE IN REFINERY WATERS BY VISIBLE SPECTROPHOTOMETRY

国家质量监督检验检疫总局, Determination of hexavalent chromium in water by spectrophotometry

SN/T 4389-2015 Determination of glyoxal content in household paper by spectrophotometric method

CZ-CSN, Determination of hexavalent chromium in water by spectrophotometry

CSN EN 10188-1994 Chemical analysis of ferrous materials. Determination of chromium in steels and irons. Flame atomic absorption spectrometric method
CSN ISO 6332:1995 Water quality - Determination of iron - Spectrometric method using 1,10-phenantroline

RO-ASRO, Determination of hexavalent chromium in water by spectrophotometry

STAS SR 3048-2-1996 Drinking water - Nitrites content determination - Molecular absorption spectrometric method

农业农村部, Determination of hexavalent chromium in water by spectrophotometry

NY/T 3082-2017 Determination of chlorophyll content in fruits, vegetables and their products Spectrophotometric method

Association of Official Analytical Chemists (AOAC), Determination of hexavalent chromium in water by spectrophotometry

AOAC Official Method 968.25 Thin-layer chromatographic spectrophotometric determination of the pesticide biphenyl in citrus fruits

Fujian Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB35/T 1793-2018 Determination of Biuret in Seawater by Spectrophotometry and Liquid Chromatography-Tandem Mass Spectrometry

Professional Standard - Petrochemical Industry, Determination of hexavalent chromium in water by spectrophotometry

SH/T 1747-2004 Cumene(Isopropylbenzene) for industrial use--Determination of phenol content--Spectrophotometric method
SH/T 1746-2004 Cumene(Isopropylbenzene) for industrial use--Determination of content of peroxides--Spectrophotometric method

Hebei Provincial Standard of the People's Republic of China, Determination of hexavalent chromium in water by spectrophotometry

DB13/T 5459-2021 Determination of anionic synthetic detergents in drinking water by direct extraction spectrophotometry
DB13/T 1090-2009 Determination of xylanase activity in enzyme preparations for feed - spectrophotometric method
DB13/T 1095-2009 Determination of α-amylase activity in enzyme preparations for feed - spectrophotometric method

Professional Standard - Ocean, Determination of hexavalent chromium in water by spectrophotometry

HY/T 0345-2022 Determination of seawater trace nitrite—Flow analysis,diazotization and spectrophotometric detection witha long path length flow cell

Professional Standard - Speciality, Determination of hexavalent chromium in water by spectrophotometry

ZB G76002-1990 Determination of phosphorus content in industrial circulating cooling water by spectrophotometric method

Professional Standard - Water Conservancy, Determination of hexavalent chromium in water by spectrophotometry

SL/T 220-1998 Determination of the trace amounts of Copper Zinc Cadmium and Lead in Water (Flow injection atomic absorption spectrometry)