Home / Standards / GB/T 13390-2008 GB/T 13390-2008 Active Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption 金属粉末比表面积的测定 氮吸附法 Standard Type GBT ICS 77.160 CCS H16 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