Principle of Cr determination by diphenylcarbazide spectrophotometry

Principle of Cr determination by diphenylcarbazide spectrophotometry, Total:56 items.

The international standard classification for "Principle of Cr determination by diphenylcarbazide spectrophotometry" includes: Jewellery , Water quality , Cadmium, cobalt and their alloys , Other non-ferrous metals and their alloys , Aluminium and aluminium alloys , Oxides , Inorganic chemicals in general , Ferrous metals , Workplace atmospheres , Ferrous metals in general , Materials for aluminium production , Ferroalloys , Other iron and steel products , Iron ores , Water quality in general , Chemical analysis of metals .

The Chinese standard classification for "Principle of Cr determination by diphenylcarbazide spectrophotometry" includes: Artistic handicrafts , Analysis methods for toxic substances in water , Rare metals and their alloys analysis method , Rare refractory metals and their compounds , Light metals and their alloys analysis method , Inorganic chemicals in general , Heavy metals and their alloys , Steel and iron alloy analysis method , Labor sanitation , Beneficiation reagent , Iron ore , Hydrogeological survey , Analysis methods for exhaust emission pollutants , Basic standards and general methods , Electrician alloy parts .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

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 8639.2-1988 Vanadium; Determination of chromium content; Diphenylcarbazide spectrophotometric method
GB/T 15555.5-1995 Solid waste - Determination of total chromium-1,5 - Diphenylcarbohydrazide spectrophotometric method
GB 6730.30-1985 Methods for chemical analysis of iron ores--The diphenyl carbazide photometric method for the determination of chromium content
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 4102.10-1983 Methods for chemical analysis of high-titanium slag and rutile--The diphenylcarbazide photometric method for the determination of chromium sesquioxide content
GB/T 6730.30-1986 Methods for chemical analysis of iron ores--The diphenyl carbazide photometric method for the determination of chromium content
GB/T 14849.11-2016 Chemical analysis methods of industrial silicon - Part 11: Determination of chromium content - Diphenylcarbazide spectrophotometric method
GB/T 4333.6-1988 Methods for chemical analysis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content
GB/T 4325.19-2013 Methods for chemical analysis of molybdenum—Part 19:Determination of chromium content—Diphenylcarbazide spectrophotometry
GB/T 4324.21-1984 Methods for chemical analysis of tungsten - The diphenylcarbazide photometric method for the determination of chromium content
GB/T 7467-1987 Water Quality - Determination of Chromium (VI) - 1, 5 Diphenylcarbohydrazide Spectrophotometric Method
GB/T 15507-1995 Water quality - Determination of Hydrazine-p-Dimetylaminobenzaldehyde spectrophotometric method
GB/T 6609.8-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of chromium sesquioxide content-Diphenyl carbazide photometric method
GB/T 6730.30-2017(英文版) Iron ore - Determination of chromium content - Diphenylcarbazide spectrophotometric method
GB/T 16019-1995 Workplace air--Determination of chromium trioxide, chromates and dichromates--Diphenylcarbazide spectrophotometric method
GB/T 6987.30-2001 Aluminium and aluminum alloys method after extraction - diphenyl-carbon diethylol hydrazine spectrophotometric method for the determination of chromium content
GB/T 28019-2011 Adornment - Determination of Chromium(Ⅵ) - 1, 5-Diphenylcarbohydrazide spectrophotometric method
GB/T 15555.4-1995 Solid waste - Determination of chromium(VI)-1,5 - Diphenylcarbohydrazide spectrophotometric method
GB/T 4325.21-1984 Methods for chemical analysis of molybdenum;The diphenylcarbazide photometric method for the determination of chromium content
GB/T 6609.8-1986 Methods for chemical analysis of aluminium oxide--The diphenyl carbazide photometric method for the determination of chromium sesquioxide content
GB/T 223.12-1991 Methods for chemical analysis of iron,steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content

Professional Standard - Urban Construction

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

中华人民共和国环境保护部

GB 7467-1987 Water quality-Determination of chromiun(Ⅵ)-1,5 Dtphenylcarbohydrazide spectrophotometric method

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 4333.6-2019 Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method
GB/T 38216.1-2019 Steel slag—Determination content of chromic oxide—Diphenyl carbazide spectrophotometry method

工业和信息化部

YS/T 445.12-2019 Methods for chemical analysis of silver concentrates - Part 12: Determination of chromium content - Diphenylcarbazide spectrophotometry
YB/T 4582.2-2017 Ferrosilicon nitride. Determination of chromium content. Diphenylcarbonhydrazide spectrophotometric method
YS/T 540.2-2018 Methods for chemical analysis of vanadium-Patr 2:Determination of chromium content-Diphenylcarbazide spectrophtometry

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

GB/T 6730.30-2017 Iron ores--Determination of chromium content--Diphenyl carbazide spectrophotometric method

Professional Standard - Geology

DZ/T 0064.17-2021 Methods for analysis of groundwater quality- Part 17: Determination of total chromium and hexavalent chromium contents-Diphenylcarbazide spectrophotometry
DZ/T 0064.17-1993 Groundwater quality test methods - the determination of chromium with diphenylcarbahydrazide spectrophotometric method

Professional Standard - Non-ferrous Metal

YS/T 540.2-2006 Vanadium -- Determination of chromium content -- Diphenylcarbazide spectrophotometric method
YS/T 514.10-2006 High titanium slag, rutile chemical analysis method diphenyl carbohydrazide spectrophotometric determination of chromium trioxide content

Professional Standard - Environmental Protection

HJ 674-2013 Water quality－Determination of hydrazine and monomethyl hydrazine by p-Dimethylaminobenzaldehyde spectrophotometric method
HJ/T 29-1999 Stationary source emission -- Determination of chromate fog -- Diphenyl carbazide spectrophotometric method
HJ 908-2017 Water quality - Determination of chromium(VI) - Flow injection analysis(FIA) and diphenylcarbazide spectrometric method

Professional Standard - Aviation

HB 5297.7-2001 Methods for Chemical Analysis of Titanium Alloys - Determination of Chromium Content by Diphenylcarbazide Photometric Method

Professional Standard - Commodity Inspection

SN/T 2004.3-2005 Determination of Chromium(VI) in electrical and electronic equipment - Part 3: 1 5-Diphenylcarbohydrazide spectrophotometric method

Professional Standard - Machinery

JB/T 9552.4-1999 Methods for chemical analysis of copper-chromium-zirconium alloys The determination of chromium by diphenel carbalide photometric method

Korean Agency for Technology and Standards (KATS)

KS I ISO 11083-2008(2018) Water quality－Determination of chromium(VI)－Spectrometric method using 1,5-diphenylcarbazide
KS D ISO 3978-2002(2012) Aluminum and aluminum alloys－Determination of chromium－Spectrophotometric method using diphenylcarbazide, after extraction
KS E ISO 619:2021 Manganese ores — Determination of chromium content —Diphenylcarbazide photometric method and silver persulphate titrimetric method
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 E ISO 619-2011(2016) Manganese ores－Determination of chromium content－Diphenylcarbazide photometric method and silver persulphate titrimetric method
KS D ISO 794-2022 Magnesium and magnesium alloys－Determination of copper content－Oxalyldihydrazide photometric method

CZ-CSN

CSN ISO 3978:1992 Aluminium and aluminium alloys - Determination of chromium - Spectrophotometric method using diphenylcarbazide, after extraction

International Organization for Standardization (ISO)

ISO 4936:1984 Steel and cast iron — Determination of chromium content — Diphenylcarbazide spectrophotometric method
ISO/R 2298:1972 Alluminium and its alloys — Determination of chromium — Spectrophotometric method using diphenylcarbazide

RO-ASRO

STAS SR ISO 3978:1995 ?luminium and aiuminium alloys. Determination of chromium content. Spectrophotometric method using diphenylcarbazide, after extraction

Indonesia Standards

SNI 6989.71-2009 Water and wastewater. Part 71: Spectrophotometric determination of hexavalent chromium by diphenylcarbazide

YU-JUS

JUS C.A1.268-1978 Methods for chemical analysis oj alummtum and alummwm alloys. bpectrophotometnc aetermination ofchromium (by diphenylcarbazide method after extraction)

KR-KS

KS E ISO 619-2021 Manganese ores — Determination of chromium content —Diphenylcarbazide photometric method and silver persulphate titrimetric method

GSO

GSO ISO 11083:2013 Water quality -- Determination of chromium(VI) -- Spectrometric method using 1,5-diphenylcarbazide

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