Home / Standards / GB/T 24328.12-2020 GB/T 24328.12-2020 Active 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 Standard Type GBT ICS 85.010 CCS Y30 Status 现行 Issue Date 2020-07-21 Implementation 2021-02-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A