GB/T 46257-2025 Active National standards

GB/T 46257-2025 Determination of acetylcholine and its salts in cosmetics—Liquid chromatography-tandem mass spectrometry

Publish Date: 2025-08-29 Implement Date: 2026-03-01 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 46257-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Cosmetics

ICS Name: Cosmetics and beauty products

Publish Date: 2025-08-29

Implement Date: 2026-03-01

Pages: 16 pages

Scope

This document describes the principles, reagents and materials, instrumentation, sample preparation and experimental steps, experimental data processing, recovery rate, precision, and experimental reports of the liquid chromatography-tandem mass spectrometry determination method for acetylcholine and its salts in cosmetics.
This document is applicable to the determination of acetylcholine and its salts in aqueous solutions, ointments, emulsions, and oily cosmetics.
The method's detection limit for acetylcholine and its salts (calculated as acetylcholine) in this document is 0.05 mg/kg, and the quantification limit is 0.1 mg/kg.