This standard specifies the terms and definitions, product identification, technical requirements, test methods, inspection rules and markings of solution-dyed polypropylene terephthalate (PTT) drawn yarn (hereinafter referred to as colored PTT drawn yarn), Requirements for packaging, transportation and storage. This standard is applicable to other types of circular cross-section, colored and semi-dull colored PTT draft yarns with a total wire density of 33 d[cxN34O dtcx and a monofilament linear density of 0′5 dtcxN5′6 dtcx. Colored PTT draft yarn can be used as a reference]