HJ 355-2019
Technical specifications for the operation of online monitoring systems for water pollution sources (CODCr, NH3-N, etc.) (English Version)

Standard No.

HJ 355-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

Professional Standard - Environmental Protection

Latest

HJ 355-2019

Scope

This standard specifies the requirements for operating units and personnel, parameter management and settings, sampling methods and data reporting, inspection and maintenance, operating technology and quality control, system maintenance and troubleshooting, and file records to ensure the stable operation of online monitoring equipment for water pollution sources. requirements, and stipulates the specific content of operational comparison monitoring. This standard applies to all components of the water pollution source online monitoring system that have passed the HJ354 acceptance, as well as the used flow meters, automatic water quality samplers, automatic chemical oxygen demand (CODcr) water quality analyzers, and total organic carbon (TOC) automatic water quality analyzers. , gas nitrogen (NHs-N) automatic water quality analyzer, total phosphorus (TP) automatic water quality analyzer, total ammonia

HJ 355-2019 Referenced Document

• GB 18597 Standard for pollution control on hazardous waste storage*， 2023-01-20 Update
• GB/T 11893 Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
• GB/T 13195 Water quality--Determination of water temperature--Thermometer or reversing thermometer method
• GB/T 6920 Water quality--Determination of pH value--Glass electrode method
• HJ 15 Ultrasonic open channel sewage flowmeter technical requirements and testing methods
• HJ 212 Data transmission standard for online monitoring systems of pollutant
• HJ 353 Technical specifications for the installation of online monitoring systems for water pollution sources (CODCr, NH3-N, etc.)
• HJ 354 Technical specification for acceptance of water pollution source online monitoring system (CODCr, NH3-N, etc.)
• HJ 356 Technical Specifications for Data Validity Judgment of Water Pollution Source Online Monitoring System (CODCr, NH3-N, etc.)
• HJ 493 Water quality.Technical regulation of the preservation and handling of samples
• HJ 535 Water quality.Determination of ammonia nitrogen.Nessler's reagent spectrophotometry
• HJ 536 Water quality.Determination of ammonia nitrogen.Salicylic acid spectrophotometry
• HJ 636 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
• HJ 828 Water quality-Determination of the chemical oxygen demand-Dichromate method
• HJ 91.1 Sewage Monitoring Technical Specifications
• HJ/T 70 High-chlorine wastewater.Determination of chemical oxygen demand.Chlorine emendation method

HJ 355-2019 history

• 2019 HJ 355-2019 Technical specifications for the operation of online monitoring systems for water pollution sources (CODCr, NH3-N, etc.)