GB/T 21542-2025 Active National standards

GB/T 21542-2025 Determination of enramycin in feeds—Liquid chromatography-tandem mass spectrometry

Publish Date: 2025-06-30 Implement Date: 2026-01-01 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 21542-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Animal and poultry feed and additives

ICS Name: \nFeeds

Publish Date: 2025-06-30

Implement Date: 2026-01-01

Pages: 12 pages

Scope

This document describes the method for determining enrofloxacin in feed using liquid chromatography-tandem mass spectrometry.
This document is applicable to the determination of enrofloxacin (calculated as the sum of enrofloxacin A and enrofloxacin B) in compound feed, concentrated feed, supplementary feed, premix feed additives, and mixed feed additives.
The detection limits for enrofloxacin A and enrofloxacin B in this document are both 0.05 mg/kg, and the quantification limits are both 0.10 mg/kg.