GB/T 29645-2013 Plastics—Recycled polystyrene compound

GB/T 1033.1-2008 Plastics—Methods for determining the density of non-cellular plastics—Part 1:Immersion method,liquid pyknometer method and titration method GB/T 1040.2-2006 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1634.2-2004 Plastics—Determination of temperature of deflection under load—Part 2:Plastics,ebonite and long-fibre-reinforced composites GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics GB/T 17037.1-1997 Injection moulding of test specimens of thermoplastic materials—Part 1:General principles and moulding of multipurpose and bar test specimens GB/T 18964.2-2003 Plastics—Impact-resistant polystyrene(PS-I) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties GB/T 1843-1996 Plastics—Determination of izod impact strength GB/T 1843-2008 Plastics—Determination of izod impact strength GB/T 1844.1-1995 Symbols of plastics and resins—Part 1:Basic polymers and their special characteristics GB/T 1844.1-2008 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics GB/T 1844.1-2022 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics GB/T 2035-1996 Terms and definitions for plastics GB/T 2035-2008 Terms and definitions for plastics GB/T 2035-2024 Plastics—Vocabulary 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 5169.16-2002 Fire hazard testing for electric and electronic products—Part 16:50W horizontal and vertical flame test methods GB/T 5169.16-2008 Fire hazard testing for electric and electronic products—Part 16:Test flames—50 W horizontal and vertical flame test methods GB/T 5169.16-2017 Fire hazard testing for electric and electronic products—Part 16:Test flames—50 W horizontal and vertical flame test methods GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 9341-2000 Plastics—Determination of flexural properties GB/T 9341-2008 Plastics—Determination of flexural properties GB/T 26125-2011 Electrical and electronic products—Determination of six regulated substances(lead,mercury,cadmium,hexavalent chromium,polybrominated biphenyls,polybrominated diphenyl ethers) GB/T 26572-2011 Requirements of concentration limits for certain restricted substances in electrical and electronic products SH/T 1541-2006 Hot-melt plastic particle appearance test methods SH/T 1541.1-2019 Plastic particle appearance test method - Part 1: Visual method GB 26572-2025 Requirements for restricted use of hazardous substances in electrical and electronic products