HJ 101-2019 (English Version) PDF

Scope: This standard specifies the technical requirements, performance indicators and detection methods of online automatic ammonia nitrogen water quality monitors. This standard is applicable to guide the production design, guide application selection and carry out performance testing of all online automatic water quality monitors for groundwater, surface water, domestic sewage and industrial wastewater. The measuring range of the online automatic ammonia nitrogen water quality monitor should be 0.1 to 150 mg/L, which can meet the monitoring needs of groundwater, surface water, domestic sewage and industrial wastewater. 2 Normative reference documents

HJ 101-2019 history

2019 HJ 101-2019 Ammonia nitrogen water quality online automatic monitor technical requirements and detection methods