China 'GB/T 24328.11-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 24328.11-2020
Tissue paper and tissue products—Part 11: Determination of optical properties—Measurement of brightness and colour—C/2°(indoor daylight) illuminant 卫生纸及其制品 第11部分:光学性能的测定 亮度和颜色的测定 C/2°(室内日光条件)
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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