Physiological knitted underpants
1 Scope
This document specifies the terms and definitions, product classification, product designation, requirements, test methods, sampling rules, judgment rules, product instructions, packaging, transportation and storage of physiological knitted underpants.
This document is applicable to women's underpants that are mainly made of knitted fabrics and are worn during the menstrual period. The physiological knitted pads can be executed with reference to this document.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 250 Textiles - Tests for colour fastness - Grey scale for assessing change in colour
GB/T 251 Textiles - Tests for colour fastness - Grey scale for assessing staining
GB/T 1914 Chemical analytical filter paper
GB/T 2910 (all parts) Textiles - Quantitative chemical analysis
GB/T 2912.1 Textiles - Determination of formaldehyde - Part 1: Free and hydrolyzed formaldehyde (water extraction method)
GB/T 3920 Textiles - Tests for colour fastness - Colour fastness to rubbing
GB/T 3921-2008 Textiles - Tests for colour fastness - Colour fastness to washing with soap or soap and soda
GB/T 3922 Textiles - Tests for colour fastness - Colour fastness to perspiration
GB/T 4744 Textiles - Testing and evaluation for water resistance - Hydrostatic pressure method
GB/T 4802.1-2008 Textiles - Determination of fabric propensity to surface fuzzing and to pilling - Part 1: Circular locus method
GB/T 4856 Package of cotton goods and kintwear
GB 5296.4 Instructions for use of products of consumer interest - Part 4: Textiles and apparel
GB/T 5713 Textiles - Tests for colour fastness - Colour fastness to water
GB/T 6411 A series of size of knitted underwear
GB 6529 Textiles - Standard atmospheres for conditioning and testing
GB/T 6682 Water for analytical laboratory use - Specification and test methods
GB/T 7573 Textiles - Determination of pH of aqueous extract
GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values
GB/T 8629-2017 Textiles - Domestic washing and drying procedures for textile testing
GB/T 14801 Test method for skewness and bow in woven and knitted fabrics
GB/T 17592 Textiles - Determination of the banned azo colourants
GB 18401 National general safety technical code for textile products
GB/T 29862 Textiles - Identification of fiber content
GB 31701 Safety technical code for infants and children textile products
GB/T 38015 Textiles - Quantitative chemical analysis - Mixtures of elastane and certain other fibers
FZ/T 01026 Textiles - Quantitative chemical analysis - Multinary fibre mixtures
FZ/T 01057 (all parts) Test method for identification of textile fibers
FZ/T 01101 Textile test method - Fiber content - Quantitative physical analysis
GSB 16-1523 Knitted fabric fuzzing and pilling sample photograph
GSB 16-2159 Knitwear standard depth scale (1/12)
GSB 16-2500 Color sample photos of surface defect on knitted fabrics
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
physiological knitted underpants
women's underpants that are mainly made of knitted fabrics and are worn during the menstrual period
4 Product classification
According to the function, the products can be divided into: physiological knitted underpants that can be used with sanitary napkins, physiological knitted underpants that are not used alone with sanitary napkins, and the structural diagrams are respectively shown in Figures 1 and 2. Among them, the inner layers of physiological knitted underpants that can be used with sanitary napkins are generally covered fabric at the bottom to achieve anti-leakage effect; physiological knitted underpants that are not used alone with sanitary napkins are generally divided into inner layer, absorption layer, waterproof layer and surface layer.
Contents
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Product classification
5 Product size designation
6 Requirements
7 Test methods
8 Sampling rules
9 Judgment rules
10 Product instructions, packaging, transportation and storage
Annex A (Normative) Test method for leakage resistance
