This standard specifies the terms and definitions, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage requirements for fiber-grade polypropylene terephthalate chips (PTT). This standard applies to semi-dull fiber-grade polypropylene terephthalate chips (PTT) produced with terephthalic acid and 1,3-propylene glycol as the main raw materials.
FZ/T 51010-2014 Referenced Document
GB/T 14190-2008 Testing methods of fiber grade polyester chip
GB/T 6678 General principles for sampling chemical products
GB/T 6679 General rules for sampling solid chemical products
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values