GB/T 2910.4-2022 Active National standards

GB/T 2910.4-2022 Textiles—Quantitative chemical analysis—Part 4:Mixtures of certain protein fibres with certain other fibres(method using hypochlorite)

Publish Date: 2022-12-30 Implement Date: 2023-07-01 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 2910.4-2022

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Baseline standards and general methods

ICS Name: Comprehensive Textile Products

Publish Date: 2022-12-30

Implement Date: 2023-07-01

Pages: 7 pages

Scope

This document specifies a method for determining the content of protein fibers in certain mixtures of two components consisting of protein fibers and certain non-protein fibers after removing non-fibrous substances, using the hypochlorite method:
—— Sheep wool, other animal hair fibers (such as cashmere, horsehair), silk, regenerated protein fibers, and
—— Cotton, cupro, viscose fibers, modal fibers, lyocell fibers, polyacrylonitrile fibers, chlorine-containing fibers, polyamide fibers, polyester fibers, polypropylene fibers, glass fibers, polyurethane elastic fibers, polyester composite elastic fibers, polyolefin elastic fibers, melamine fibers, and polypropylene/polyamide composite fibers.