Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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MT/T 257-2000 Determination of free carbon dioxde in coal mine water 90.0 via email in 1~3 business day valid
MT/T 360-2005 Determination of fluorine ion in coal mine water 60.0 via email in 1~3 business day valid
GB 4921-1985 Waste gas from manufacturing process; Determination of chemical oxygen demand and nitrogen oxide; Potassium dichromate oxidation and naphthylethylene diamine colorimetric method 45.0 via email in 1~3 business day valid
MT/T 1046-2007 Determination of chemical oxygen demand of coal mine water (method of potassium dichromate) 75.0 via email in 1~3 business day valid
MT/T 1045-2007 Determination of selenium in coal mine water 60.0 via email in 1~3 business day valid
MT/T 894-2000 General rules for analytical and testing methods of coal mine water 90.0 via email in 1~3 business day valid
MT/T 371-2005 Determination of sulfion in coal mine water 90.0 via email in 1~3 business day valid
HJ/T 34-1999 Stationary source emission -- Determination of vinyl chloride -- Cas chromatography 135.0 via email in 1~3 business day valid
MT/T 361-2007 Determination of copper lead zinc cadmium and manganese in coal mine water 90.0 via email in 1~3 business day valid
DL/T 997-2006 Discharge standard of wastewater from limestone-gypsum flue gas desulfurization system in fossil fuel power plants 60.0 via email in 1~3 business day valid
GB/T 33686-2017 General rules for analytical and testing methods of coal mine water 80.0 via email in 1~3 business day valid
SH 3095-2000 Design code for wastewater treatment in petrochemical industry 705.0 via email in 1~8 business day valid
MT/T 251-2000 Determination of nitrous radical in coal mine water 60.0 via email in 1~3 business day valid
GB/T 17133-1997 Water quality-Determination of sulfide-Direct development of the spectrophotometry 45.0 via email in 1~3 business day abolished
MT/T 891-2000 Determination of boron in coal mine water 45.0 via email in 1~3 business day valid
MT/T 890-2000 Determination of lithium in coal mine water 60.0 via email in 1~3 business day valid
MT/T 806-1999 Determination of trace oil in groundwater from coal mines 60.0 via email in 1~3 business day valid
MT/T 366-2007 Determination of dissolvable solid in coal mine water 60.0 via email in 1~3 business day valid
GB/T 17130-1997 Water quality-Determination of volatile halogenated organic compounds-Headspace gas chromatography 60.0 via email in 1~3 business day abolished
SY/T 0600-1997 Predication of scaling tendency in oil-field water 490.0 via email in 1~3 business day abolished
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