Approved for the identification of the quality of knitted body shaping underwear adjustment products made of warp-knit and weft-knit fabrics as the main material. It does not apply to clothing for infants and children aged 14 years and below.
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Scope of Application
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Service Content
I. Test items and methods✓ Color fastness to soap washing GB/T 3921-2008
✓ Color fastness to water GB/T 5713
✓ Color fastness to perspiration GB/T 3922
✓ Color fastness to rubbing GB/T 3920
✓ Fiber analysis GB/T 2910
✓ Resistance to chlorinated water, swimming pool water, tensile elasticity recovery rate - only the mouth of the cap FZ/T 70006
✓ Formaldehyde GB/T 2912.1
✓ PH GB/T 7573
✓ Odor GB 18401 6.7
✓ Azo GB/T 17592II. Precautions1.Requirements are divided into two aspects: intrinsic quality and appearance quality. Intrinsic quality comprises fiber content, formaldehyde content, pH value, odor, decomposition of carcinogenic aromatic amine dyes, color fastness to perspiration, color fastness to water, color fastness to soap, color fastness to seawater, color fastness to friction, color fastness to chlorinated water (swimming pool water), tensile elasticity and recovery rate, color fastness to light, and other indicators. Appearance quality includes surface defects, sewing regulations, and other indicators.
2.Product standards have become one of the most important bases for domestic textile products prior to their entry into the market. Business owners, distributors, and manufacturers monitor and assess the quality of their products before the goods enter the market to ensure product compliance, thus reducing and avoiding the risk of product recalls or complaints.