本標準規定了鞋用幫材、底材等制品對近似的太陽光、紫外光照射的耐黃變程度的試驗方法。 本標準規定了A法和B法兩種試驗方法，A法為太陽燈法，B法為紫外線燈管法。本標準適用于白色和淺色的鞋用材料的測試。
This standard specifies the test methods of discoloration degree of such products as upper materials and sole materials for footwear under approximate sunlight and ultraviolet exposure.
This standard specifies Method A and Method B, Method A is sunlamp method, and Method B is ultraviolet light tube method.
This standard is applicable to the test of white and light-colored materials used for footwear.
Foreword I
1 Scope
2 Normative References
3 Principles
4 Test Devices
5 Specimen Preparation
6 Test conditions
7 Test Procedure
8 Test Result
9 Test Report
