Home / Standards / GB/T 12598-2023 GB/T 12598-2023 Active Plastics—Ion exchange resin—Determination for the rate of sphericity after osmotic-attrition and attrition 塑料 离子交换树脂 渗磨圆球率和磨后圆球率的测定 Standard Type GBT ICS 83.080.20 CCS G31 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A