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2017-05-23

Self-monitoring technology guidelines for pollution sources-Paper i... -- HJ 821-2017

2017-05-23

Self-monitoring guidelines for pollution sources-Thermal power gene... -- HJ 820-2017

2017-05-23

Self-monitoring technology guidelines for pollution sources–Genera... -- HJ 819-2017

2017-05-01

Water quality-Determination of the chemical oxygen demand-Dichromat... -- HJ 828-2017 replacing GB 11914-89

2017-05-01

Water quality-Determination of carbamates pesticides by Ultra perfo... -- HJ 827-2017

2017-05-01

Water quality-Determination of anionic surfactants-Flow injection a... -- HJ 826-2017

2017-05-01

Water quality-Determination of volatile phenols-Flow injection anal... -- HJ 825-2017

2017-05-01

Water quality-Determination of sulfide-Flow injection analysis (FIA... -- HJ 824-2017

2017-05-01

Water quality-Determination of cyanide-Flow injection analysis (FIA... -- HJ 823-2017

2017-05-01

Water quality-Determination of aniline compounds-Gas chromatography... -- HJ 822-2017

2016-10-01

Water quality-Determination of nitrosamine compounds –Gas chromato... -- HJ 809-2016

2016-10-01

Water quality –Determination of volatile organic compounds – Head... -- HJ 810-2016

2016-10-01

Water quality―Determination of total selenium―3,3′-Diaminobenzid... -- HJ 811-2016

2016-10-01

Water Quality-Determination of Water Soluble Cations(Li+ 、Na+、NH... -- HJ 812-2016

2016-10-01

Water Quality-Determination of Inorganic Anions(F-、Cl-、NO2-、Br-... -- HJ 84-2016 replacing HJ/T 84-2001

2016-08-01

Water quality-Determination of molybdenum and titanium by graphite ... -- HJ 807-2016

2016-08-01

Water quality – Determination of acrylonitrile and acrolein – Pur... -- HJ 806-2016

2016-08-01

Water quality-Determination of chlorine dioxide and chlorite-Contin... -- HJ 551-2016 replacing HJ 551-2009

2016-08-01

Specifications Test Methods for Automatic/On-line Monitor of Total ... -- HJ 798-2016

2016-05-01

Water quality- Determination of Acetonitrile Direct injection/Gas ... -- HJ 789-2016

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