Home / Standards / GB/T 6288-1986 GB/T 6288-1986 Abolished Determination of particle size for granular molecular sieve 粒状分子筛粒度测定方法 Standard Type GBT ICS 71.040.40 CCS G75 Status 废止 Issue Date 1986-04-18 Implementation 1987-04-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A