T/ARYXH 003-2023 The finest Alashan cashmere comes from the pure white Alashan goat hair, which is carefully combed and separated
T/ARYXH 003-2023 The finest Alashan cashmere comes from the pure white Alashan goat hair, which is carefully combed and separated
Basic Information
Scope
Scope: This standard specifies the terms and definitions, product classification, technical requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of Alashan combed cashmere. This standard applies to the production, processing, trading, quality supervision, and quality appraisal of Alashan combed cashmere. Main technical content: 4. Product classification: The classification of Alashan combed cashmere is specified in Table 1. Table 1 Classification Specifications Classification Characteristics White-centered white combed cashmere (abbreviated as "White-centered White") The cashmere fibers are white, with a whiteness ≥ 50 and a content of discolored fibers ≤ 7 roots/g, and black fibers ≤ 1 root/g. Pure white combed cashmere (abbreviated as "Pure White") The cashmere fibers are white, with a whiteness ≥ 40, a content of discolored fibers 11–20 roots/g, and black fibers ≤ 2 roots/g. Purple combed cashmere (abbreviated as "Purple Cashmere") The cashmere fibers are purple or brown. 5. Technical requirements: Technical indicators include average diameter, diameter variation coefficient, average length, short fiber rate, coarse fiber content, impurity content, discolored fiber content, average breaking strength, whiteness, other animal fiber content, and non-animal fiber content. Grade and technical requirements: See Table 2. Table 1 Grade and Technical Requirements Classification Level Average Diameter (μm) Diameter Variation Coefficient (%) Average Length (mm) Short Fiber Rate (%) Coarse Fiber Content (%) Impurity Content (roots/g) Average Breaking Strength (cN) Whiteness (%) Other Animal Fiber Content (%) Non-Animal Fiber Content (%) White-centered White Special Grade, First Grade, Second Grade, Third Grade; Pure White First Grade, Second Grade, Third Grade; Purple Cashmere First Grade, Second Grade. 6. Test methods: Instruments and tools: a) Microprojection micros