Home / Standards / GB/T 8297-2017 GB/T 8297-2017 Abolished Rubber,natural latex concentrate—Determination of KOH number 浓缩天然胶乳 氢氧化钾(KOH)值的测定 Standard Type GBT ICS 83.040.10 CCS B72 Status 废止 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A