Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services


Title Standard No. Implemented On
Water Quality - Determination of Turpentine - Gas Chromatography MethodHJ 696-20142014-7-1
Solid waste- Determination of hexavalent chromium - by alkaline digestion/flame atomic absorption spectrophotometicHJ 687-20142014-4-1
Water - Determination of polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) - Isotope dilution HRGC-HRMSHJ 77.1-20082009-4-1
Soil quality - Analysis of total mercury、arsenic and lead contents in soils - Atomic fluorescence spectrometry - Part 3:Analysis of total lead contents in soilsGB/T 22105.3-20082008-10-1
Soil quality - Analysis of total mercury, arsenic and lead contents in soils - Atomic fluorescence spectrometry - Part 2: Analysis of total arsenic contents in soilsGB/T 22105.2-20082008-10-1
Technical requirement and test procedures for total suspended particulates samplerHJ/T 374-20072008-3-1
Air quality-Determination of benz[a]pyrene in ambient air-High performance liquid chromatographyGB/T 15439-19951995-8-1
Ambient air -Determination of total suspended particulates -Gravimetric methodGB/T 15432-19951995-8-1
Water quality -Determination of vanadium -BPHA extraction spectrophotometric methodGB/T 15503-19951995-8-1
Ambient air-Determination of nitrogen oxides-Saltzman methodGB/T 15436-19951995-8-1
Ambient air-Determination of the fluoride-Method by lime-paper sampling and fluorine ion-selective electrode analysisGB/T 15433-19951995-8-1
Ambient air-Determination of nitrogen dioxide-Saltzman methodGB/T 15435-19951995-8-1
Air quality -Determination of nitrobenzene(mononitro- and dinitro-compound) - Reduction by zinc-N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric methodGB/T 15501-19951995-8-1
Water quality - Determination of selenium - Graphite furnace atomic absorption spectrometric methodGB/T 15505-19951995-8-1
Guidelines for preparing samples for genetoxicity testing of organic pollutants in environmentGB/T 15440-19951995-8-1
Air quality -Determination of aniline -N-(1-naphthyl) ethylene diamine dihydrochloride spectrophotometric methodGB/T 15502-19951995-8-1
Ambient air-Determination of the mass concentration of fluoride-Method by filter sampling and fluorine ion-selective electrode analysisGB/T 15434-19951995-8-1
Air quality - Determination of formaldehyde -Acetylacetone spectrophotometric methodGB/T 15516-19951995-8-1
Ambient air-Determination of ozone-Indigo disulphonate spectrophotometryGB/T 15437-19951995-8-1
Water quality-Determination of the acute toxicity-Luminescent bacteria testGB/T 15441-19951995-8-1
Water quality-Determination of carbon disulfide-Diethylamine cupric acetate spectrophotometric methodGB/T 15504-19951995-8-1
Ambient air-Determination of sulfur dioxide-Formaldehyde absorbing-pararosaniline spectrophotometryGB/T 15262-19941995-6-1
Ambient air-Determination of lead-Flame atomic absorption spectrophotometric methodGB/T 15264-19941995-6-1
Ambient air-Determination of total hydrocarbons-Gas chromatographic methodGB/T 15263-19941995-6-1
Air quality-Determination of styrene-Gas chromatographyGB/T 14670-19931994-5-1
Air quality. Determination of ammonia. Nesslers reagent colorimetric methodGB/T 14668-19931994-5-1
Air quality - Determination of ammonia - Ion selective electrode methodGB/T 14669-19931994-5-1
Air quality-Determination of odor-Triangle odor bag methodGB/T 14675-19931994-3-1
Air quality -Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide -Gas chromatographyGB/T 14678-19931994-3-1
Air quality-Determination of carben disulfide-Diethylamine spectrophometric methodGB/T 14680-19931994-3-1
Air quality -Determination of trimethylamine -Gas chromatographyGB/T 14676-19931994-3-1
Air quality-Determination of carbon monoxide-Non-disperisive infrared spectrometryGB/T 9801-19881988-12-1
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