T/CSES 201-2025 Active Group standards

T/CSES 201-2025 Technical guidelines for diagnosing causes of dissolved oxygen anomalies in surface water environments

Publish Date: 2025-06-27 Implement Date: 2025-06-27 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CSES 201-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Integrated Environmental Protection

ICS Name: \nComprehensive water quality

Publish Date: 2025-06-27

Implement Date: 2025-06-27

Pages: 20 pages

Scope

This document specifies the diagnostic methods for abnormal low concentrations of dissolved oxygen (DO) in surface water environments, including general requirements, the diagnostic technical process for DO abnormalities, data collection, calculation and test analysis, and the diagnosis of abnormal causes.
This document is applicable to the diagnosis and analysis of abnormal DO concentrations in surface water environments.

Development Information

Word Count: 19 Thousand words Pages: 20 pages

Referenced Standards

GB 3838-2002 Environmental quality standards for surface water GB/T 7489-1987 Water quality—Determination of dissolved oxygen—Iodometric method GB 50179-2015 Code for liquid flow measurment in open channels HJ 494-2009 Water quality sampling technical guidance HJ 506-2009 Water quality: Determination of dissolved oxygen using electrochemical probe method HJ 630-2011 Environmental Monitoring Quality Management Technical Guidelines SL 354-2006 Water quality primary productivity determination - "black and white bottle" method

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