The light industry standards of leather color fastness test color change under accelerated aging conditions (QB / T 5250-2018) and leather color fastness test color transfer to PVC film (QB / T 5252-2018) drafted by our company were issued by the Ministry of industry and information technology of the people's Republic of China on May 8, 2018 and implemented on September 1, 2018.

Among them, "color change of leather under accelerated aging conditions in color fastness test" (QB / T 5250-2018) specifies the measurement method of color change of leather under accelerated aging conditions, which is applicable to all types of leather; Test for color fastness of leather - Test for color migration to PVC film (QB / T 5252-2018) specifies the method for determining the migration of dyes and pigments in leather to white PVC film, which is applicable to all kinds of leather, green leather and leather products.

The release and implementation of the two standards provide effective normative guidance for leather color fastness test in China in the future. In the future, CHNSpec technology will continue to actively participate in the formulation of national standards, actively play the role of technical support, and play an exemplary and leading role in promoting the healthy development of the industry.