1 Scope

This standard specifies the terms and definitions, specifications, requirements, test methods, inspection rules, product instructions, and packaging of warp knitted spacer fabrics.

This standard is applicable to warp knitted spacer fabrics for clothing, and weft knitted spacer fabrics can be referred to for implementation

2 Normative References

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 2910 (All Parts) Quantitative Chemical Analysis of Textiles

GB/T 2912.1 Textiles - Determination of Formaldehyde - Part 1: Free Hydrolyzed Formaldehyde (Water Extraction Method)

GB/T 3920-2008 Textiles - Tests for Color Fastness to Rubbing

GB/T 3921-2008 Textiles - Tests for Color Fastness to Soap

GB/T 3922 Textiles - Test Method for Color Fastness to Sweat

GB/T 4082.1-2008 Textiles - Determination of Pilling and Pilling Properties of Fabrics - Part 1: Circular Path Method

GB/T 4856 Cotton Knitwear Packaging

GB 5296.4 Instructions for Use of Consumer Goods - Instructions for Textiles and Clothing

GB/T 571 3. Textiles - Color Fastness Tests - Water Color Fastness

GB/T 7573 Textiles - Determination of pH of Water Extraction Solution

GB/T 8427-2008 Textiles - Color Fastness Tests - Color Fastness to Artificial Light: Xenon Arc

GB/T 8629-2001 Textiles - Household Washing and Drying Procedures for Testing -

GB/T 8630 Textiles - Determination of Dimensional Changes after Washing and Drying -

GB/T 11047 Textiles - Evaluation of Fabric Hooking Performance - Hammer Method

GB/T 14576-2009 Textiles Color fastness test - Combined color fastness to light and sweat

GB/T 17592 Textiles - Determination of prohibited azo dyes

GB 18401 National Basic Safety Technical Specification for Textile Products

GB/T 19976-2005- Determination of bursting strength of textiles - Steel ball method

GB/T 22846 Knitted fabrics (quartering) - Visual inspection

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