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Azo photometry

Azo photometry, Total:38 items.

In the international standard classification, Azo photometry involves: Metalliferous minerals, Ferrous metals, Products of the chemical industry, Measurement of fluid flow, Water quality, Electrical accessories, Non-ferrous metals, Cereals, pulses and derived products, Pesticides and other agrochemicals, Nuclear energy engineering, Testing of metals, Conducting materials, Air quality.

Professional Standard - Aviation, Azo photometry

HB 5219.19-1998 Determination of Cerium Content by Spectrophotometric Method of Tribromoarsine in Magnesium Alloy
HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group
HB/Z 5218.14-2004 Methods for chemical analysis of aluminium alloys-Part 14:Determination of the cerium subgroup of rare earth elements content by tribromoarsenazo spectrophtometric method
HB 5220.42-1995 Determination of Cerium Content by DBC-Arsenazo Absorption Spectrophotometry Method for Chemical Analysis of Superalloys
HB 5220.43-1995 Determination of Lanthanum Content by DBC-Arsenazo Absorption Spectrophotometry Method for Chemical Analysis of Superalloys
HB 5422.23-1989 Determination of zirconium content by arsenazoⅢ absorptiophotometric method for chemical analysis of copper alloy
HB 5297.17-2001 Chemical Analysis Method of Titanium Alloy AzoarsenicⅢ Spectrophotometric Determination of Zirconium Content
HB 5297.20-2001 Chlorophosphine azo Ⅲ Spectrophotometric Method for Chemical Analysis of Titanium Alloy Determination of Cerium Content
HB 5297.13-1984 Determination of Cerium in Titanium Alloy Chlorophosphine Azo Ⅲ Absorption Spectrophotometry
HB 5220.42-2008 Methods for chemical analysis of superalloys. Part 42: Determination of cerium content by DBC-arsenazo photometric method
HB 5220.43-2008 Methods for chemical analysis of superalloys. Part 43: Determination of lanthanum content by DBC-arsenazo photometric method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Azo photometry

GB/T 3257.15-1999 Methods for chemical analysis of bauxite--Determination the total content of rare earth oxide--Tribromo-arsenazo photometric method
GB/T 6730.24-1986 Methods for chemical analysis of iron ores--The arsenazo 3 photometric method for the determination of rare earth elements content
GB/T 4325.15-1984 Methods for chemical analysis of molybdenum--The chlorophosphonazo 1 photometric method for the determination of magnesium content
GB/T 4324.15-1984 Methods for chemical analysis of tungsten--The chlorophosphonazo I photometric method for the determination of magnesium content
GB/T 13748.4-1992 Magnesium and its alloys--Determination of cerium content--Tribromoarsenazo spectrophotometric method
GB/T 11889-1989 Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethylenediamine
GB/T 6987.24-2001 Aluminium and aluminium alloys--Determination of the cerium subgroup of rare earth elements content--Tribromoarsenazo spectrophotometric method
GB/T 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB/T 6730.44-1986 Methods for chemical analysis of iron ores--The 1-(2-pyridylazo)-2-naphthol photometric method for the determination of zinc content
GB/T 12689.11-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of lanthanum and cerium contents-The tri-bromide arsenazo spectrophotometric method
GB/T 223.33-1994 Methods for chemical analysis of iron,steel and alloy. The chlorophosphonazo mA photometric method for the determination of cerium content after extraction separation
GB 223.33-1984 Methods for chemical analysis of iron,steel and alloy--The chlorophosphonazo mA photometric method for the determination of cerium content after extraction separation
GB/T 4375.2-1984 Methods for chemical analysis of gallium--The 4-(2-pyridylazo)-resorcinol photometric method for the determination of lead content
GB 223.49-1985 Methods for chemical analysis of iron,steel and alloy--The extraction separation-chlorophosphonazo mA photometric method for the determination of rare earth elements

Professional Standard - Non-ferrous Metal, Azo photometry

YS/T 575.14-2006 Chemical analysis method of bauxite ore-tribromoarsine spectrophotometric determination of total rare earth oxides
YS/T 575.14-2007 Methods for chemical analysis of bauxite.Part 14:Determination the total content of rare earth oxide.Tribromo-arsenazo photometric method
YS/T 520.2-2006 Gallium Chemical Analysis Method 4-(2-Pyridylazo)-Resorcinol Spectrophotometric Determination of Lead Content

Professional Standard - Urban Construction, Azo photometry

CJ/T 63-1999 Municipal sewage.Determination of aniline compounds.AZO spectrophotometric method
CJ 26.13-1991 Municipal sewage water quality test method Determination of standard aniline Azo spectrophotometric method

中华人民共和国环境保护部, Azo photometry

GB 11889-1989 Water quality-Determination of auiline compounds-Spectrophotometric method with N-(1-naphthyl)echylenediamine

Professional Standard - Machinery, Azo photometry

JB/T 9552.6-1999 Methods for chemical analysis of copper-chromium-zirconium alloys.The determination of zinconium by arsenazo Ⅲ photometric method after fuse with potassium phrosuifate

Professional Standard - Nuclear Industry, Azo photometry

EJ/T 814-1994 Determination of Thorium in Uranium Ore PMBP Extraction and Separation of Arsenazo Ⅲ Spectrophotometry

Heilongjiang Provincial Standard of the People's Republic of China, Azo photometry

DB23/T 2963-2021 Determination of Trace Calcium Content in Natural Flake Graphite by Calcium-Arsenazo Ⅲ Spectrophotometric Method

Professional Standard - Environmental Protection, Azo photometry

HJ/T 64.3-2001 stationary source emission.Determination of cadmium.p-Azobenzenediazoaminazobenzene sulfonic acid spectrophotometric method

Professional Standard - Agriculture, Azo photometry

NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate