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Coding rules of water bodies for China's surface-water environment(HJ 932-2017, entry into force on Mar. 1, 2018)
2018-03-14
Water quality–Determination of polybrominated diphenyl ethers–Gas chromatography-mass spectrometry(HJ 909-2017, entry into force on Apr. 1, 2018)
2018-03-13
Water quality–Determination of chromium (VI)–Flow injection analysis (FIA) and diphenylcarbazide spectrometric method(HJ 908-2017, entry into force on Apr. 1, 2018)
2018-03-13
Water quality–Determination of paraquat and diquat–Solid phase extraction high performance liquid chromatography(HJ 914-2017, enter into force on 4/1/2018)
2018-01-26
Water quality-Determination of gross beta activity-Thick source method(HJ 899-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of gross alpha activity-Thick source method(HJ 898-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of chlorophyll a-Spectrophotometric method(HJ 897-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of butyl xanthate-Purge and trap/gas chromatography-mass spectrometry(HJ 896-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of methanol and acetone-Headspace/gas chromatography(HJ 895-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of extractable petroleum hydrocarbons (C10-C40)-Gas chromatography(HJ 894-2017, entry into force on 2018-02-01)
2018-01-05
Water quality–Determination of volatile petroleum hydrocarbons (C6-C9)–Purge and trap/gas chromatography(HJ 893-2017, entry into force on 2018-02-01)
2018-01-05
Water quality-Determination of turpentine-Purge and trap/gas chromatography-mass spectrometry(HJ 866-2017, entry into force on 2018-01-01)
2017-12-26
Water quality-Determination of methomyl and methomyl-oxime-High performance liquid chromatography(HJ 851-2017, entry into force on 2017-11-01)
2017-10-26
Water quality-Determination of mesotrione-High performance liquid chromatography(HJ 850-2017, entry into force on 2017-11-01)
2017-10-26
Water quality-Determination of ethylenethiourea-High performance liquid chromatography(HJ 849-2017, entry into force on 2017-11-01)
2017-10-26
Technical guideline for deriving nutrient criteria for lakes (HJ 838-2017, effective as of 2017-09-01)
2017-07-11
Technical Guideline for Deriving Water Quality Criteria for the Protection of Human Health (HJ 837-2017, effective as of 2017-09-01)
2017-07-11
Technical Guideline for Deriving Water Quality Criteria for the Protection of Freshwater Aquatic Organisms (HJ 831-2017, effective as of 2017-09-01)
2017-07-11
Self-monitoring technology guidelines for pollution sources-Paper industry (HJ 821-2017, effective as of 2017-06-01)
2017-05-23
Self-monitoring guidelines for pollution sources-Thermal power generation and boiler (HJ 820-2017, effective as of 2017-06-01)
2017-05-23
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