DB32/T 4705.2-2024 Active Jiangsu ProvinceLocal standards

DB32/T 4705.2-2024 Face mask—Determination of toxic and hazardous substances—Part 2:The banned azo colourants

DB32/T 4705.2-2024 Face mask—Determination of toxic and hazardous substances—Part 2:The banned azo colourants

Publish Date: 2024-02-26 Implement Date: 2024-03-26 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB32/T 4705.2-2024
Standard Type: Local standards
Standard Status: Active
is_force_gb: no
CCS Name: Textile products
ICS Name: Other textile products
Publish Date: 2024-02-26
Implement Date: 2024-03-26
Pages: 16 pages

Scope

This document describes the principles, reagents, instruments and devices, analytical steps, result calculation and presentation, quantitative limits, and precision for determining the content of prohibited azo dyes in masks using gas chromatography-mass spectrometry (GC-MS) and high-performance liquid chromatography-diode array detector (HPLC-DAD). This document is applicable to the determination of prohibited azo dyes in mask products.

Development Information

Word Count: 25 Thousand words Pages: 16 pages

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