Scope

This standard specifies the size, requirements, inspection rules, judgment rules, product instructions, packaging, transportation, and storage of knitted student clothing This standard is applicable to the identification of student clothing products produced in batches using knitted fabrics as the main raw material

Normative reference documents

The clauses in the following documents become the clauses of this standard through reference.

. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. The latest version of any referenced document not marked with issue 8 is applicable to this standard

GB/T 250 Textiles - Grey Sample Card for Evaluating Color Fastness (GB/T 250-2008, Iso105-A02:1993. IDT)

GB/T 251 Textiles - Grey Sample Card for Evaluating Color Fastness (GB/T 251208, ISO105-A03:1993. IDT)

GB/T 1335 (All Parts) Clothing Size Types

GB/T 2910 Textiles - Quantitative Chemical Analysis Method for Two Component Fiber Blended Products (GB/T 2910-1997, cqv ISO1883:1977)

GB/T 2911 Textiles - Quantitative Chemical Analysis of Three Component Fiber Blended Products (CB/T2911-1997, cqvIS05088:1976)

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

GB/T 3920 Textiles - Color Fastness Test - Color Fastness to Rubbing (GB/T 3920-2008, ISO105-X12:2001, MOD)

GB/T 3921 Textiles - Color Fastness Test - Color Fastness to Soap (GB/T 3921-2008, ISO105-C10:2006, MOD)

GB/T 3922 Textiles - Test Method for Color Fastness to Sweat (GB/T 3922-1995, cqvIS0105-E04:1991)

GB/T 4802.1 Textiles - Determination of pilling and pilling properties of fabrics - Part 1: Circular trajectory method

GB5296.4 Instructions for use of consumer goods - Instructions for use of textiles and clothing

GB/T 5713 Textiles - Color fastness tests - Color fastness to water

GB/T 6411 Knitted underwear size series

GB/T 8170 rounding rules and representation and determination of limit values

GB/T 8127 Textiles - Color fastness tests - Color fastness to artificial light: Tritium arc

GB/T 88 78 Cotton Knitted Underwear

GB/T 14576 Textile Light Resistance Test Method for Color Fastness of Open Composite Fabrics

GB18401 National Basic Safety Technical Specification for Textile Products

GB/T 19976 Determination of Breaking Strength of Textiles - Pot Ball Method

F2/T01031 Testing of Joint Strength and Elongation of Knitted and Elastic Woven Fabrics - Grab Tensile Method

FZ/T 01053 Identification of Fiber Content in Textile Products

FZ/T 01057 (All Parts) Test Method for Textile Fiber Label

FZ/T 01095 Test Method for Fiber Content of Textile Spandex Products

FZ/T 80002 Clothing Marking, Packaging, Transportation, and Storage

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