GB 12670-1990 Polypropylene resin

GB/T 12670-2008 Polypropylene(PP) resin

GB 9342 GB/T 1040.1-2006 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.1-2018 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.2-2006 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1040.2-2022 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1040.3-2006 Plastics—Determination of tensile properties—Part 3:Test conditions for films and sheets GB/T 1040.4-2006 Plastics—Determination of tensile properties—Part 4:Test conditions for isotropic and orthotropic fibre-reinforced plastic composites GB/T 1040.5-2008 Plastics—Determination of tensile properties—Part 5:Test conditions for unidirectional fibre-reinforced plastic composites GB/T 1633-2000 Plastics—Thermoplastic materials—Determination of Vicat softening temperature(VST) GB/T 1843-1996 Plastics—Determination of izod impact strength GB/T 1843-2008 Plastics—Determination of izod impact strength GB/T 2410-1980 Transparent plastics—Transmissivity and haze test GB/T 2410-2008 Determination of the luminous transmittance and haze of transparent plastics GB/T 2412-1980 Polypropylene—Method of determination of normal indices GB/T 2412-2008 Plastics—Polypropylene(PP)and propylene copolymer thermoplastics—Determination of isotactic index GB/T 2546-1988 Designation of polypropylene and propylene copolymer materials GB/T 2546.1-2006 Plastics—Polypropylene(PP) moulding and extrusion materials—Part 1:Designation system and basis for specifications GB/T 2546.1-2022 Plastics—Polypropylene (PP) moulding and extrusion materials—Part 1:Designation system and basis for specifications GB/T 2546.2-2003 Plastics—Polypropylene(PP) moulding and extrusion materials—Part 2:preparation of test specimens and determination of properties GB/T 2546.2-2022 Plastics—Polypropylene(PP) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties GB/T 2547-1981 Plastic resins—Sampling GB/T 2547-2008 Plastic resins—Sampling GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics GB/T 3682.1-2018 Plastics—Determination of the melt mass-flow rate(MFR)and melt volume-flow rate(MVR)of thermoplastics—Part 1:Standard method GB/T 3682.2-2018 Plastics—Determination of the melt mass-flow rate(MFR)and melt volume-flow rate(MVR)of thermoplastics—Part 2:Method for materials sensitive to time-temperature history and/or moisture GB/T 6595-1986 Test method for fish eye count of polypropylene resin GB/T 9345-1988 Plastics—Determination of ash—General methods GB/T 9345.1-2008 Plastics—Determination of ash—Part 1:General methods GB/T 9345.2-2008 Plastics—Determination of ash—Part 2:Poly(alkylene terephthalate)materials GB/T 9345.4-2008 Plastics—Determination of ash—Part 4:Polyamides GB/T 9345.5-2010 Plastics—Determination of ash—Part 5:Poly (vinyl chloride) GB/T 9352-1988 Plastics—Compression moulding test specimens of thermoplastic materials GB/T 9352-2008 Plastic—Compression moulding of test specimens of thermoplastic materials GB 9693-1988 Hygienic standard for polypropyrene resin used as food packaging material GB/T 6595-2025 Plastics—Test method for fish eye count of polypropylene resin GB/T 1040.1-2025 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1633-2025 Plastics—Thermoplastic materials—Determination of Vicat softerning temperature(VST)