FZ/T 52052-2018 Low melting point polyester(LMPET)/recycled polyester(RPET)bicomponent staple fiber

GB/T 6504-2008 Testing method for oil content of man-made fibres GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 3291.1-1997 Textiles—Terms of textiles material properties and test—Part 1:Fibre and yarn GB/T 3291.3-1997 Textiles—Terms of textiles material properties and test—Part 3:General 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 6503-2001 Test method for moisture regain in synthetic filament yarns GB/T 6503-2008 Testing method for moisture regain of man-made fibres GB/T 6503-2017 Man-made fibres—Test method of moisture regain GB/T 14334-1993 Sampling method of synthetic staple fibres GB/T 14334-2006 Sampling method for man-made staple fibres GB/T 14335-1993 Testing method for linear density of synthetic staple fibres GB/T 14335-2008 Testing method for linear density of man-made staple fibres GB/T 14336-1993 Testing method for length of synthetic staple fibres GB/T 14336-2008 Testing method for length of man-made staple fibres GB/T 14337-1993 Testing method for breaking strength and breaking elongation of synthetic staple fibres GB/T 14337-2008 Testing method for tensile properties of man-made staple fibres GB/T 14337-2022 Man-made fibre—Test method for tensile properties of staple fibre GB/T 14338-1993 Testing method for crimping performance of synthetic staple fibres GB/T 14338-2008 Testing method for crimping performance of man-made staple fibres GB/T 14338-2022 Man-made fibre—Test method for crimping performance of staple fibre GB/T 14339-1993 Testing method for defect of synthetic staple fibres GB/T 14339-2008 Testing method for defect of man-made staple fibres GB/T 14342-1993 Testing method for specific resistance of synthetic staple fibres GB/T 14342-2015 Man-made fiber—Test method for specific resistance of staple fibers GB/T 17593-1998 Textiles—Test method of heavy metal ions—Atomic absorption spectrophotometry GB/T 17593.1-2006 Textiles—Determination of heavy metals—Part 1:Atomic absorption spectrophotometry 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 FZ 50004-1991 Test method for dry heat shrinkage rate of polyester short fibers FZ/T 50004-2011 Testing method for shrinkage in hot air of polyester staple fibers FZ/T 50038-2017 Lower melting point polyester(PET)composite fibers—Test method for bonding temperature 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)