This part of SN/T 2558 specifies the test methods, evaluation and labeling of the UV protection performance of imported and exported textiles. This section applies to imported and exported textiles expressly stated to have UV properties.
SN/T 2558.1-2010 history
2010SN/T 2558.1-2010 Rules for inspection on import and export functional textiles.Part 1:Solar ultraviolet radiation protective properties