HJ 355-2019: Technical specification for operation of wastewater on-line monitoring system (CODCr, NH3-N et al.)

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Scope

This Standard specifies the requirements for the operating organization and
personnel, parameter management and setting, sampling methods and data
reporting, inspection and maintenance, operation technical and quality control,
system maintenance and troubleshooting, archive records that the operating
organization shall meet, so as to ensure the stable operation of on-line
monitoring equipment for wastewater. It also specifies the specific content of
operation comparison monitoring.
This Standard is applicable to the operation of wastewater on-line monitoring
equipment such as various components of the wastewater on-line monitoring
system that has been accepted by HJ 354 and the flow meter, automatic water-
quality sampler, chemical oxygen demand (CODCr) water automatic analyzer,
total organic carbon (TOC) water automatic analyzer, ammonia nitrogen (NH3-
N) water automatic analyzer, total phosphorus (TP) water automatic analyzer,
total nitrogen (TN) water automatic analyzer, thermometer, pH water automatic
analyzer. This Standard is applicable to the daily operation and management of
operating organization of wastewater on-line monitoring system.

Basic Data

Standard ID	HJ 355-2019 (HJ355-2019)
Description (Translated English)	Technical specification for operation of wastewater on-line monitoring system (CODCr, NH3-N et al.)
Sector / Industry	Environmental Protection Industry Standard
Classification of Chinese Standard	N56
Classification of International Standard	13.020
Word Count Estimation	32,315
Date of Issue	2019
Date of Implementation	2020-03-24
Issuing agency(ies)	Ministry of Ecology and Environment