HJ/T 355-2007 (English Version) PDF

Scope: 1.1 This standard stipulates the requirements for daily maintenance, calibration, instrument overhaul, quality assurance and quality control, instrument file management, etc. that operating units must achieve to ensure the stable operation of online monitoring equipment for water pollution sources. It also stipulates the supervision, inspection and technology of operation. The specific content of the assessment. 1.2 This standard is applicable to the chemical oxygen demand (COD) water quality online automatic monitor, total organic carbon (TOC) water quality automatic analyzer, ammonia nitrogen water quality automatic analyzer, total phosphorus water quality automatic analyzer, and ultraviolet water quality automatic analyzer in the water pollution source online monitoring system. Technical requirements for the operation and assessment of (UV) absorption water quality automatic online monitors, automatic pH water quality analyzers, thermometers, flow meters and other equipment.

HJ/T 355-2007 Referenced Document

GB 11893 Water quality-Determination of total phosphorus-Ammonium molybdate spectrophotometric method
GB 11914 Water quality-Determination of the chemical oxygen demand-Dichromate method
GB 13195 Water quality-Determination of water tecuperature-Thermometer or reverging thermometer method
GB 6920 Water quality - Determination of pH value - glass electrode method
GB 7479 Determination of Ammonium in Water Quality Nessler's Reagent Colorimetric Method
GB 7481 Determination of water quality ammonium salicylic acid spectrophotometric method
HJ/T 101-2003 The technical requirement for water quality automatic analyzer of ammonia
HJ/T 103-2003 The technical requirement for water quality automatic analyzer of total phosphorous
HJ/T 104-2003 The technical requirement for water quality automatic analyzer of total organic carbon
HJ/T 191-2005 Technical requirements for ultraviolet (UV) absorption water quality automatic online monitor
HJ/T 356-2007 Technical specifications for validity of wastewater on-line monitoring data (on trial)
HJ/T 70 High-chlorine wastewater.Determination of chemical oxygen demand.Chlorine emendation method
HJ/T 91-2002 Technical Specifications Requirements for Monitoring of Surface Water and Waste Water

2007 HJ/T 355-2007 Technical specifications for the operation and assessment of wastewater on-line monitoring system (on trial)