GB/T 40351-2021 Active National standards

GB/T 40351-2021 Ecological technical requirements for recycled Poly(ethylene terephthalate) fiber

GB/T 40351-2021 Ecological technical requirements for recycled Poly(ethylene terephthalate) fiber

Publish Date: 2021-08-20 Implement Date: 2022-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 40351-2021
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Chemical fibers
ICS Name: Artificial fibers
Publish Date: 2021-08-20
Implement Date: 2022-03-01
Pages: 22 pages

Scope

This document specifies the terms and definitions of recycled polyester (hereinafter referred to as "recycled polyester"), ecological technical requirements, test methods, sampling regulations, and determination rules.
This document is applicable to plain-colored and colored recycled polyester. Other functional recycled polyester can be used for reference.

Development Information

Word Count: 42 Thousand words Pages: 22 pages

Referenced Standards

GB 18401-2010 National general safety technical code for textile products GB/T 2912.1-1998 Textiles—Determination of formaldehyde—Part 1:Free and hydrolized formaldehyde(Water extraction method) GB/T 2912.1-2009 Textiles—Determination of formaldehyde—Part 1:Free and hydrolyzed formaldehyde(water extraction method) GB/T 4146-1984 Textile terms and terminology (Parts of chemical fibers) GB/T 4146.1-2009 Textiles—Man-made fibres—Part 1:Generic names GB/T 4146.1-2020 Textiles—Man-made fibres—Part 1:Generic names GB/T 4146.2-2017 Textiles—Man-made fibers—Part 2:Terms of products GB/T 4146.3-2011 Textiles—Man-made fibers—Part 3:Terms of inspection GB/T 5750.10-2006 Standard examination methods for drinking water—Disinfection by-products parameters GB/T 5750.10-2023 Standard examination methods for drinking water—Part 10:Disinfection by-products indices GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 7573-2002 Textiles—Determination of pH of the aqueous extract GB/T 7573-2009 Textiles—Determination of pH of aqueous extract GB/T 17592-2006 Textiles—Determination of the banned azo colourants GB/T 17592-2011 Textiles—Determination of the banned azo colourants GB/T 17592-2024 Textiles—Determination of the banned azo colourants GB/T 17592.1-1998 Textiles—Test method of the use of banned azo colourants—Gas chromatography/mass spectrography method GB/T 17592.2-1998 Textiles—Test method of the use of banned azo colourants—High pressure liquid chromatography method GB/T 17592.3-1998 Textiles—Test method of the use of banned azo colourants—Thin-layer chromatography GB/T 17593.2-2007 Textiles—Determination of heavy metals—Part 2:Inductively coupled plasma atomic emission spectrometry GB/T 17593.3-2006 Textiles—Determination of heavy metals—Part 3:Chromium(Ⅵ)—Spectrophotometry GB/T 17593.4-2006 Textiles—Determination of heavy metals—Part 4:Arsenic and mercury—Atomic fluorescence spectrophotometry GB/T 18204.2-2000 Methods of microbiological examination for tea set in public places—Determination of aerobic bacterial count GB/T 18204.2-2014 Examination methods for public places—Part 2:Chemical pollutants GB/T 20382-2006 Textiles—Determination of carcinogenic dyestuffs GB/T 20383-2006 Textiles—Determination of allergenous disperse dyestuffs GB/T 20384-2006 Textiles—Determination of the residual chlorobenzenes and chlorinated toluenes GB/T 20384-2024 Textiles—Determination of chlorobenzenes and chlorinated toluenes GB/T 20386-2006 Textiles—Determination of the content of ortho-phenylphenol GB/T 20388-2006 Textiles—Determination of the content of phthalates GB/T 20388-2016 Textiles—Determination of the phthalate content—Tetrahydrofuran method GB/T 23322-2009 Textiles—Determination of surfactant—Alkylphenol ethoxylates GB/T 23322-2018 Textiles—Determination of surfactant—Alkylphenols and Alkylphenol ethoxylates GB/T 23344-2009 Textiles—Determination of 4-aminoazobenzene GB/T 23345-2009 Textiles—Determination of dyestuffs of disperse yellow 23 and disperse orange 149 GB/T 24281-2009 Textiles—Determination of volatile organic compounds—Gas chromatography/mass spectrography GB/T 28189-2011 Textiles—Determination of polycyclic aromatic hydrocarbons GB/T 28189-2023 Textiles—Determination of polycyclic aromatic hydrocarbons FZ/T 52052-2018 Low melting point polyester(LMPET)/recycled polyester(RPET)bicomponent staple fiber GB/T 7573-2025 Textiles—Determination of pH of aqueous extract GB/T 18204.2-2025 Examination methods for public places—Part 2:Chemical indicators GB/T 17593.2-2025 Textile—Determination of heavy metals—Part 2:Inductively coupled plasma-optical emission spectrometry(ICP-OES) and inductively coupled plasma-mass spectrometry(ICP-MS) GB/T 20382-2025 Textiles—Determination of extractable allergenic, carcinogenic and other dyestuffs

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