HJ 354-2019 (English Version) PDF

Scope: This standard specifies the acceptance conditions and procedures for online monitoring systems for water pollution sources, acceptance requirements for water pollution source discharge outlets, flow monitoring units, monitoring stations, automatic water quality sampling units and data control units, flow meters, automatic water quality samplers and water quality The acceptance methods and acceptance technical indicators of automatic analyzers, as well as the acceptance content of the operation and maintenance plan of the water pollution source online monitoring system. This standard applies to all components of the online monitoring system for water pollution sources constructed and installed in accordance with HJ353, as well as the used flow meters, automatic water quality samplers, automatic chemical oxygen demand (CODcr) water quality analyzers, and automatic total organic carbon (TOC) water quality analysis. Acceptance of online monitoring instruments for water pollution sources such as ammonia nitrogen C (NH-N) automatic water quality analyzer, total phosphorus (TP) automatic water quality analyzer, total nitrogen

HJ 354-2019 Referenced Document

GB/T 11893 Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
GB/T 15562.1 Graphical signs for environmental protection discharge outlet (source)
GB/T 6920 Water quality--Determination of pH value--Glass electrode method

2019 HJ 354-2019 Technical specification for acceptance of water pollution source online monitoring system (CODCr, NH3-N, etc.)