Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 11893-1989 Water quality-Determination of total phosphorus-Ammonium molybdate spectrophotometric method 30.0 via email in 1 business day valid
CJ/T 150-2001 Urban water supply—Determination of mutagenesis—Salmonella typhimurium/Mammals microsomal enzyme test 135.0 via email in 1~3 business day valid
GB/T 7487-1987 Water quality; Determination of cyanide; Part 2:Determination of cyanide 120.0 via email in 1~3 business day abolished
CJ/T 51-2004 Methods for the examination of municipal sewage 2475.0 via email in 1~10 business day valid
HJ/T 59-2000 Water quality -- Determination of beryllium -- Graphite furnace atomic absorption spectrophotometry 90.0 via email in 1~3 business day valid
GB/T 7468-1987 Water quality; Determination of total mercury; Cold atomic absorption spectrophotometry 90.0 via email in 1~3 business day abolished
GB 13193-1991 Water quality-Determination of TOC by nondispersive infrared absorption method 45.0 via email in 1~3 business day abolished
HJ/T 200-2005 Water quality -- Determination of sulfide Gas-phase molecular absorption spectrometry 120.0 via email in 1~3 business day valid
GB/T 17132-1997 Environment-Determination of methylmercury-Gas chromatography 120.0 via email in 1~3 business day valid
CJ 94-2005 Water quality standards for fine drinking water 80.0 via email in 1~3 business day valid
GB 11899-1989 Water quality-Determination of sulfate-Gravimatric method 60.0 via email in 1~3 business day valid
GB/T 7477-1987 quality - Determination of the sum of calcium and magnesium - EDTA titrimetric method 45.0 via email in 1~3 business day valid
SL 395-2007 Technological regulations for surface water resources quality assessment 300.0 via email in 1~3 business day valid
GB 11893-1989 Water quality-Determination of total phosphorus-Ammonium molybdate spectrophotometric method 60.0 via email in 1~3 business day valid
GB/T 16488-1996 Water quality-Determination of petroleum oil, animal and vegetable oils-Infrared photometric method 105.0 via email in 1~3 business day abolished
GB 11914-1989 Water quality-Determination of the chemical oxygen demand-Dichromate method 60.0 via email in 1~3 business day valid
MT/T 202-2007 Determination of Calcium Ion and Magnesium Ion in Coal Mine Water via email in business day valid
SL 327.1-2005 Water quality - determination of arsenic - atomic fluorescence spectrometric method 90.0 via email in 1~3 business day valid
GB/T 7485-1987 Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method 60.0 via email in 1 business day valid
GB 11898-1989 Water quality-Determinatoin of free chlorine and total chlorine-Spectrophotometric method useing N,N-diethyl-1,4 phenylenediamine 75.0 via email in 1~3 business day abolished
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