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GB 31656.26-2026National Food Safety Standard - Determination of benzoylurea drug residues in aquatic products - Liquid chromatography-tandem mass spectrometry (English PDF)

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Issued by

State Administration for Market Regulation; Standardization Administration of China

Level / Type

National · Mandatory

Issue date

January 1, 2026

Implementation date

January 1, 2026

Scope

GB 31656.26-2026 (National Food Safety Standard - Determination of benzoylurea drug residues in aquatic products - Liquid chromatography-tandem mass spectrometry) is available as an English-translated PDF.

GB 31656.26-2026 is the Chinese standard "National Food Safety Standard - Determination of benzoylurea drug residues in aquatic products - Liquid chromatography-tandem mass spectrometry".

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Document preview — GB 31656.26-2026

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Sector: National Mandatory.

Standard type: mandatory.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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