This standard specifies the terms and definitions, product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation, and storage requirements for flame-retardant polyester chips (PET). This standard is applicable to the factory inspection, user acceptance and arbitration inspection of glossy, semi-dull and full-dull flame-retardant polyester chips (PET) made from terephthalic acid, ethylene glycol and flame retardants through co-condensation. wait. Other types of flame-retardant polyester chips (PET) can be used as reference.