GB/T 21661-2020 (English Version) PDF

Scope: This standard specifies the terms and definitions, classification requirements, test methods, inspection rules, packaging, packaging marks, transportation and storage of plastic shopping bags. This standard is applicable to the film produced with traditional plastic resin as the main raw material. The original plastic shopping bag is solved by heat sealing or bonding. This standard is also applicable to the non-degradable shopping bag composed of plastic and other materials (hereinafter referred to as plastic shopping bag This standard does not apply to plastic bags that are only used for packaging and not for carrying purposes, such as plastic roll bags (5 days, upper and lower volumes), etc. This standard does not apply to starch-based plastic shopping bags. Biodegradable plastic shopping bags

GB/T 21661-2020 Referenced Document

GB 38507 Limits of volatile organic compounds (VOCs) in printing ink
GB/T 16288 Marking of plastics products
GB/T 1844.1 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics*， 2022-10-12 Update
GB/T 1844.2 Plastics—Symbols and abbreviated terms—Part 2: Fillers and reinforcing materials*， 2022-10-12 Update
GB/T 1844.3 Plastics—Symbols and abbreviated terms—Part 3:Plasticizers*， 2022-10-12 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 2918 Standard environment for conditioning and testing of plastic specimens
GB/T 6672 Plastics film and sheeting Determination of thickness by mechanical scanning
GB/T 6673 Plastics film and sheeting determination of length and width
GB/T 9639.1 Plastics film and sheeting.Determination of impact resistance by the free-falling dart method.Part1:Staircase method
QB/T 2358 Test method for heat seal strength of plastic film packaging bags