GB/T 45422-2025 Active National standards

GB/T 45422-2025 Chemicals—Surface water-sediment Misgurnus anguillicaudatus toxicity test

GB/T 45422-2025 Chemicals—Surface water-sediment Misgurnus anguillicaudatus toxicity test

Publish Date: 2025-02-28 Implement Date: 2025-09-01 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: GB/T 45422-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Logo, packaging, transportation, storage

ICS Name: \nProtection against dangerous goods

Publish Date: 2025-02-28

Implement Date: 2025-09-01

Pages: 20 pages

Scope

This document describes the test principles, test substance information, instruments and equipment, test system, test procedures, quality assurance and quality control, data and reports for the toxicity test of loaches in surface water systems and sediments of chemicals.
This document is applicable to the toxicity effects of chemicals on benthic organisms (loaches) in surface water environments, but it is not suitable for testing volatile substances.

Development Information

Word Count: 21 Thousand words Pages: 20 pages

Referenced Standards

GB/T 5750.4-2006 Standard examination methods for drinking water—Organoleptic and physical parameters GB/T 5750.4-2023 Standard examination methods for drinking water—Part 4:Organoleptic and physical indices GB/T 11901-1989 Water quality—Determination of suspended substance—Gravimetric method GB 17378.5-1998 The specification for marine monitoring Part 5:Sediment analysis GB 17378.5-2007 The specification for marine monitoring—Part 5:Sediment analysis HJ 494-2009 Water quality sampling technical guidance HJ 501-2009 Determination of Total Organic Carbon by Combustion Oxidation-Non-Dispersive Infrared Absorption Method for Water Quality HJ 586-2010 Water quality determination of free and total chlorine using N,N-diethyl-1,4-phenylene diamine spectrophotometry HJ 1257-2022 HJ 1257-2022 Environmental Management of Chemical Substances and Terminology for Chemical Substance Testing

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