GB/T 21977-2022 (English Version) PDF

Standard No.: GB/T 21977-2022
Language: Chinese, Available in English version
Release Date: 2022
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 21977-2022
Replace: GB/T 21977-2008

Scope: This document specifies the technical requirements, test methods, inspection rules, packaging, marking, storage and transportation of camel hair. This document is applicable to raw camel hair, washed camel hair and carded camel hair.

GB/T 21977-2022 Referenced Document

GB/T 10685 Wool Determination of fiber diameter.Projection microscope method
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 35935 Measurement of the mean and distribution of animal fibre diameter—Laserscan fibre diameter analysis method
GB/T 40826 Test method for hand-arranging staple length of dehaired cashmere—Flatbed scanner method
GB/T 6500 Test method for moisture regain of hair fibers-Oven method
GB/T 6529 Textiles.Standard atmospheres for conditioning and testing
GB/T 6977 Test method for ethanol extractives,ash,vegetable matter,total ali-insoluble impurities in scoured wool
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values