This standard specifies the type, specification (grade), technical requirements, inspection methods, inspection rules, packaging, marking, storage and transportation of sheep wool. This standard is applicable to the quality identification in the production, trading, processing, quality supervision and import and export inspection of sheep wool (including superfine sheep wool, fine sheep wool, semi-fine sheep wool, improved sheep wool and indigenous sheep wool).
GB 1523-2013 Referenced Document
GB/T 10685 Wool Determination of fiber diameter.Projection microscope method
GB/T 14270 Test method for fiber type content of hair fibers
GB/T 21030 Test method for the mean and distribution and distribution of fibre diameter of wool and other animal fibre.Optical fibre diameter analyser(OFDA)
GB/T 27629 Determination of breaking tenacity of animal fibre bundles
GB/T 6976 Test method for measure length of the wool staple natural formation
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values