Scope

This standard specifies the technical requirements, sampling, testing methods, inspection rules, packaging, marking, and storage of combed printed wool tops. This standard is applicable to identifying the quality of pure wool combed printed top The following 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/T 250 Textile Color Fastness Test - Grey Sample Card for Evaluating Discoloration

GB/T 3291.1 Textile Materials - Performance and Testing Terminology - Part 1; Fibers and Yarns GB/T 3291.3 Textile and Textile Materials - Performance and Testing Terminology - Part 3: General

GB/T 3920 Textiles - Color Fastness Tests - Color Fastness to Rubbing

GB/T 3922 Textiles - Color Fastness Tests - Color Fastness to Sweating GB/T 5711 Textiles - Color Fastness Tests - Color Fastness to Dry Cleaning GB/T 5713 Textiles - Color Fastness Tests - Color Fastness to Water GB/T

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

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

Testing and testing characteristics:

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

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

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

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