This standard specifies the technical requirements, test methods, inspection rules, packaging, and labeling of combed wool and linen fabrics. This standard is applicable to the identification of the quality of various types of woven and worn combed wool and linen fabrics (mixed or interwoven products with wool and other animal fiber content of 30% or more and hemp fiber content between 5% and 50%). This standard is drafted in accordance with the rules given in GB/T1.1-2009. This standard is proposed by the China Textile Industry Federation. This standard is under the jurisdiction of the National Textile Standardization Technical Committee's Wool and Worst Spinning Technical Committee (SAC/TC209/SC8). This standard was drafted by Jiangsu Sunshine Co., Ltd. with the participation of Shanghai Wool and Hemp Textile Science and Technology Research Institute. The following referenced documents are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB/T250 Textiles - Assessment of Color Fastness - Grey Sample Card for Discoloration GB/T2910 (All Parts) - Quantitative Chemical Analysis of Textiles GB/T3917.2-2009- Tear Resistance of Textiles - Part 2: Trouser shaped Specimens (Single Seam) Determination of Tear Strength GB/T3920 Textiles - Tests for Color Fastness to Rubbing GB/T3922 Textiles - Test Methods for Color Fastness to Sweat GB/T3923.1-1997 Textiles - Tensile Properties of Fabrics - Part 1: Determination of Breaking Strength and Elongation at Break - Strip Method GB/T4666 Textiles - Determination of Length and Width of Fabrics GB/T4802.1-2008 Textiles - Determination of Pilling and Pilling Properties of Fabrics - Part 1: Circular Path Method GB/T5711 Textiles - Color Fastness Test Color Fastness to Dry Cleaning GB/T5713 Textiles - Tests for Color Fastness to Water GB/T6152 Textiles - Tests for Color Fastness to Heat GB/T8427-2008 Textiles - Tests for Color Fastness to Artificial Light - Xenon Arc GB9994 Textiles - Determination of Moisture Return GB/T16988- Determination of Content of Special Animal Fibers and Sheep Wool Mixtures GB18401 National Basic Safety Technical Specification for Textile Products FZ/T01026 Quantitative Chemical Analysis of Four Component Fibers Composite FZ/T01053 Identification of Textile Fiber Content FZ/T01057 (All Parts) Test Methods for Identification of Textile Fibers FZ/T20008 Determination of Mass per Unit Area of Wool Fabrics FZ/T20009 Determination of Dimensional Change of Wool Fabrics FZ/T20019 Static Immersion Method FZ/T20019 Test Method for Degree of Seam Separation of Wool Woven Fabrics FZ/T20021 Test Method for Dimensional Change of Fabrics after Steam Vaporization FZ/T30003 Quantitative Analysis Method for Hemp Cotton Blended Products Microscopic Projection Method

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5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

100% inspection and testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

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1. The testing industry is fully covered, meeting different testing needs

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7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China