GB/T 251-2008 regulates the grey sample cards used to evaluate staining in the Spinning & weaving product colour fastness test and the method for their use. The standard defines the exact color scale value of the grey sample card, which is used to record and compare the degree of staining of Spinning & weaving products. This standard helps to ensure the conformity of Spinning & weaving products in the evaluation of staining in different tests, providing an important basis for quality control.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | W04 | ICS | 59.080.01 |
| Release Date | 2008-08-06 00:00:00 | Implementation Date | 2009-06-01 00:00:00 |