China 'GB/T 24328.12-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 24328.12-2020
Tissue paper and tissue products—Part 12: Determination of optical properties—Determination of opacity—Diffuse reflectance method 卫生纸及其制品 第12部分：光学性能的测定 不透明度的测定 漫反射法
Issued Date:2020-07-21
Implemented Date:2021-02-01
Issued by:
The Standardization Administration of the People's Republic of China
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