Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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DB33/T 2167-2018 Technical specifications for low concentration emission monitoring of stationary source in coal-fired power plants via email in business day valid
DB37/ 2801.4-2017 Emission standard of volatile organic compounds Part 4:Printing industry via email in business day
DB37/T 3459-2018 Stationary source emission of Shandong - Determination of copper and zinc in ambient particulate matter-Inductively coupled plasma/mass spectrometry via email in business day valid
DB37/T 3460-2018 Stationary source emission of Shandong- Determination of copper in ambient particulate matter-Graphitic furnace atomic absorption spectrophotometric method via email in business day valid
DB37/T 3461-2018 Stationary source emission of Shandong- Determination of copper and zinc in ambient particulate matter- Flame atomic absorption spectrophotometric method via email in business day valid
DB37/T 3462-2018 Continuous velocity monitoring of flue gas emitted from stationary sources- Ultrasonic method via email in business day valid
DB37/T 3784-2019 Stationary source emission-Determination of nitrogen oxides —Chemiluminescence method via email in business day valid
DB37/T 3785-2019 Stationary source emission—Determination of mass concentration of particulate matter at low concentration—Beta-ray method via email in business day valid
GB 4920-1985 Determination of Sulphuric Acid Mist in Tail Gas in Sulphuric Acid Concentration Process - Barium Chromate Colorimetric Method 30.0 via email in 1 business day valid
GB 5468-1991 Measuring method for smoke and dust of boiler emission 135.0 via email in 1~3 business day valid
GB 9079-1988 Determination of the smoke and dust of industrial kiln and furnace 90.0 via email in 1~3 business day valid
GB/T 4920-1985 Determination of sulphuric acid mist in tail gas in sulphuric acid concentration process; Barium chromate colorimetric method 104.0 via email in 1~3 business day valid
HJ 500-2009 Technical Specifications for On-board Diagnostic System of Light Duty Vehicles 170.0 via email in 1 business day valid
HJ 548-2009 Stationary source emissions. Determination of hydrogen chloride. Silver nitrate titration method 284.0 via email in business day superseded
HJ/T 27-1999 Stationary source emission -- Determination of hydrogen chloride -- Mercuric thiocyanate spectrophotometric method 140.0 via email in 1 business day valid
HJ/T 28-1999 Stationary source emission -- Determination of hydrogen cyanide -- Iso-nicotinic-acid-3-methyl-1-phenyl-5-pyrazolone spectrophotometric method 100.0 via email in 1~3 business day valid
HJ/T 30-1999 Stationary source emission -- Determination of chlorine --Methyl orange spectrophotometric method 204.0 via email in 1 business day valid
HJ/T 37-1999 Stationary source emission -- Determination of acrylonitrile -- Gas chromatography 150.0 via email in 1~3 business day valid
HJ/T 38-1999 Stationary source emission -- Determination of nonmethane hydrocarbons -- Gas chromatography 120.0 via email in 1 business day superseded
HJ/T 39-1999 Stationary source emission -- Determination of chlorobenzenes -- Gas chromatography 150.0 via email in 1~3 business day superseded


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