GB/T 42357-2023: Water-insoluble dyes - Determination of purity - Liquid chromatography

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Scope

This document describes a liquid chromatography method for the determination of
purity of water-insoluble dyes.
This document applies to the determination of purity of disperse dyestuffs, water-
insoluble fluorescent whitening agents, and solvent dyes.

Basic Data

Standard ID	GB/T 42357-2023 (GB/T42357-2023)
Description (Translated English)	Water-insoluble dyes - Determination of purity - Liquid chromatography
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	G55
Classification of International Standard	71.100.01; 87.060.10
Word Count Estimation	10,119
Date of Issue	2023-03-17
Date of Implementation	2023-10-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration