GB/T 21660-2008 General requirement for environmental protection, safety, identification and marking of plastic shopping bags

GB/T 21661-2008 Plastic shopping bags 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 1844.2-1995 Symbols of plastics and resins—Part 2:Fillers and reinforcing materials GB/T 1844.2-2008 Plastic—Symbols and abbreviated—Part 2:Fillers and reinforcing materials GB/T 1844.2-2022 Plastics—Symbols and abbreviated terms—Part 2:Fillers and reinforcing materials GB/T 1844.3-1995 Symbols of plastics and resins—Part 3:Plasticizers GB/T 1844.3-2008 Plastics—Symbols and abbrebiated terms—Part 3:Plasticizers GB/T 1844.3-2022 Plastics—Symbols and abbreviated terms—Part 3:Plasticizers GB 9681-1988 Hygienic standard of products of polyvinyl chloride for food packaging GB 9683-1988 Hygienic standard for composite laminated food packaging bag GB 9685-1994 Hygienic standard for adjuvants and processing aids in food containers and packing materials GB 9685-2003 Hygienic standard for adjuvants and processing aids in food containers and packaging materials GB 9685-2008 Hygienic standards for uses of additives in food containers and packaging materials GB 9685-2016 Food Safety National Standards for Additives Used in Food Contact Materials and Products Standard GB 9687-1988 Hygienic standard for polyethylene products used as food containers and tablewares GB 9688-1988 Hygienic standard for polypropyrene products used as food containers and tablewares