Home / Standards / GB/T 5124.2-2008 GB/T 5124.2-2008 Active Methods for chemical analysis of hardmetals - Determination of insoluble (free) carbon content - Gravimetric method 硬质合金化学分析方法 不溶（游离）碳量的测定 重量法 Standard Type GBT ICS 77.120.99 CCS H71 Status 现行 Issue Date 2008-03-31 Implementation 2008-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A