China promulgated 11 national standards for environmental protection

On December 24, 2019, The Ministry of Ecology and Environment of China promulgated 11 national standards for environmental protection, which includes the “Technical specifications for wastewater monitoring”, in order to regulate the ecological and environmental monitoring business. The details of these standards are as follows:

No. Name of Standards Code of Standards
1 Technical specifications for wastewater monitoring HJ 91.1-2019
2 Technical specification for installation of wastewater on-line monitoring system (CODCr, NH3-N et al.) HJ 353-2019
3 Technical specification for check and acceptance of wastewater on-line monitoring system (CODCr, NH3-N et al.) HJ 354-2019
4 Technical specification for operation of wastewater on-line monitoring system (CODCr, NH3-N et al.) HJ 355-2019
5 Technical specification for data validity of wastewater on-line monitoring system (CODCr, NH3-N et al.) HJ 356-2019
6 Technical specifications and test procedures for water quality on-line automatic monitoring equipment of chemical oxygen demand (CODCr) HJ 377-2019
7 Technical specifications and test procedures for water quality on-line automatic monitoring equipment of ammonia HJ 101-2019
8 Technical specifications and test procedures for water quality on-line automatic monitoring equipment of chromium(VI) HJ 609-2019
9 Technical specifications and test procedures for ultrasonic open channel sewage flowmeter HJ 15-2019
10 Water quality—Determination of benzene and its analogies —Headspace / gas chromatography HJ 1067-2019
11 Soil—Determination of particle size distribution —Pipette method and hydrometer method HJ 1068-2019

The above 11 national environmental protection standards are scheduled to be enforced on March 24, 2020.

The original text of the above standards can be viewed from the following URL (Simplified Chinese).
http://www.mee.gov.cn/xxgk2018/xxgk/xxgk01/201912/t20191230_753330.html