GB/T 4146-1984
Replaced
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
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
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
Related Standards
GB/T 6509-1986
Replaced
GB/T 6509-1986 Method for determination of low molecular weight compounds content in polyamide 6
GB/T 9997-1988
Replaced
GB/T 9997-1988 Man-made fibres—Determination of breaking strength and elongation of individual fibres
GB/T 14334-1993
Replaced
GB/T 14334-1993 Sampling method of synthetic staple fibres
GB/T 14335-1993
Replaced
GB/T 14335-1993 Testing method for linear density of synthetic staple fibres
GB/T 14336-1993
Replaced