Home / Standards / GB/T 12598-2001 GB/T 12598-2001 Abolished Determination for sphericity of ion exchange resins after attrition or osmotic-attrition 离子交换树脂渗磨圆球率、磨后圆球率的测定 Standard Type GBT ICS 83.080.20 CCS G32 Status 废止 Issue Date 2001-08-28 Implementation 2002-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A