Home / Standards / GB/T 42439-2023 GB/T 42439-2023 Active Methods for chemical phase analysis of antimony ore—Determination of antimony content in valentitnite, stibnite and antimonate 锑矿石化学物相分析方法 锑华、辉锑矿和锑酸盐中锑含量的测定 Standard Type GBT ICS 73.060 CCS D40 Status 现行 Issue Date 2023-05-23 Implementation 2023-09-01 Responsible Dept 自然资源部(国土) Drafting Unit N/A