Home / Standards / GB/T 42342.2-2023 GB/T 42342.2-2023 Active Determination of particle size distribution—Centrifugal liquid sedimentation methods—Part 2: Photocentrifuge method 粒度分布 液相离心沉降法 第2部分:光电离心法 Standard Type GBT ICS 19.120 CCS A28 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 国家标准委 Drafting Unit N/A