Home / Standards / GB/T 3780.4-2008 GB/T 3780.4-2008 Abolished Carbon black - Part 4：Determination of oil absorption number for compressed sample 炭黑 第4部分：压缩试样吸油值的测定 Standard Type GBT ICS 83.040.30 CCS G49 Status 废止 Issue Date 2008-05-14 Implementation 2008-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A