Home / Standards / GB/T 8643-2021 GB/T 8643-2021 Active Determination of lubricant content in lubricated metal-powder mixes—Soxhlet extraction method 含润滑剂金属粉末中润滑剂含量的测定 索格利特(Soxhlet)萃取法 Standard Type GBT ICS 77.160 CCS H21 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A