Textile Color Grey Card, Dry Wet Rubbing Fastness or Surface Stability Tester, Standard Grey Scale for Assessing Staining, 5-Level Color Fastness(Color1)

Product DescriptionSpecifications:Function: Textile color fastness testColor: 5 levels, 9 gearsSize: 25*13cmPrecautions for use:1. Keep the gray card clean.2. Always check the gray card for fingerprints.3. If the imprint has been found to interfere with the rating, the gray card must be replaced.4. Try to avoid mechanical damage caused by touch.5. If mechanical damage interferes with the rating, it should be replaced.6. After the gray card is used up, put it into the sleeve.❤ I am very happy that you can visit my shop, have a great shopping experience!

• ❤ Textile Color Card: This gray card is suitable for the color fastness rating of textiles . This Textile Color Card is used to evaluate Change in Color in color fastness test.
• ❤ Color Description: On the color changing gray card, color fastness level 5 is represented by a set of two identical neutral gray cards placed side by side, with decreasing depth and the same reflectivity and size of neutral gray cards placed side by side.
• ❤ 5-Level: Divided into 1-5 grades, half-level increment. In the five-level and nine-speed gray card, the fifth level is the best, indicating that there is no color difference in visual inspection, and the color fastness is the best.
• ❤ Note: Never touch the nine pairs of gray or white cards in the sample card when using. If the small card is found to be fluffed, scratched, damaged, or stained with water, or stains, stop using it.
• ❤ Application: The gray scale for evaluating color change is not only suitable for determining the color fastness of textiles, but also can be used to determine the color fastness of any object during processing and application.