Home / Standards / GB/T 21932-2008 GB/T 21932-2008 Active Nickel and ferronickel - Determination of sulphur content - Barium sulfate gravimctric method after alumina chromatographic separation 镍和镍铁 硫含量的测定 氧化铝色层分离-硫酸钡重量法 Standard Type GBT ICS 77.100 CCS H11 Status 现行 Issue Date 2008-05-30 Implementation 2008-12-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A