Center Certification & Testing International
basic introduction
Color fastness, also known as dyeing fastness, is generally used in textile testing. The degree of discoloration of materials under external force such as washing and sweat stains during use. ZRLK has an independent textile testing laboratory, which can test all kinds of color fastness.
After testing the color fastness of textiles, the degree of discoloration is evaluated. The light fastness is eight grades and the remaining five grades. The higher the grade, the better the color fastness. In general, choose the color fastness to be tested according to the application of the product, such as the color fastness to sweat stains for knitted underwear and the color fastness to weather for outdoor textiles.
Color fastness test The full name of SW-12A washing fastness fastness testing machine is used for cotton, wool, silk, hemp, chemical fiber and other textiles washing fastness, dry cleaning resistance, shrinkage resistance fastness test, can also be used to assess the dye resistance Test of color fastness performance.
Test range of color fastness
Polyester, knitted underwear, leather, nylon, nylon, jeans, silk, cotton, towels, zippers, acrylic, canvas, etc.
Used for color fastness test of cotton, wool, silk, hemp, chemical fiber and other textiles for washing, dry cleaning and shrinkage resistance, and also for testing the color fastness to washing of dyes.
Color fastness test items
1. Washing color fastness Washing
2. Rubbing/Crocking
3. Perspiration color fastness to perspiration
4. Dry cleaning color fastness
5. Light fastness to sunlight
6. Color fastness to water
7. Bleaching fastness to white
8. Sea-water color fastness
9. Hot pressing color fastness
Color fastness testing standard
1GB/T 250-2008 Gray sample card for textile color fastness test to evaluate discoloration
2GB/T 251-2008 Gray sample card for textile color fastness test to evaluate staining
3GB/T420-2009 textile color fastness test pigment printing and dyeing textiles color fastness to washing
4GB/T730-2008 Textile color fastness test blue wool standard (1~7) quality control
5GB/T 3920-2008 Textile color fastness test Color fastness to rubbing
6GB/T 3921-2008 Textile color fastness test soap fastness color fastness
7GB/T 3922-2013 Textile color fastness test Color fastness to perspiration
Our advantage
1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.
2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.
3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.
Service Process
COC certification in Algeria is a mandatory certification for products exported to Algeria, ensuring that the products comply with the country\'s safety, quality, and technical standards. The certification process includes document review, product testing, and factory inspection. Products that pass certification can be legally sold in the local market, protecting consumer interests and promoting fair trade.
GCC certification is the abbreviation for Gulf Cooperation Council certification, which is a mandatory certification requirement for products entering the market in Saudi Arabia and other countries in the Gulf region.
The Moroccan government implements strict supervision on imported electronic devices, and COC certification is a mandatory requirement to ensure that products comply with local safety, quality, and environmental standards.
Color fastness, also known as dyeing fastness, is generally used in textile testing. The degree of discoloration of materials under external force such as washing and sweat stains during use. ZRLK has an independent textile testing laboratory, which can test all kinds of color fastness.
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