Home / Standards / GB/T 38339-2019 GB/T 38339-2019 Active Determination of phosphorus content in fluorescent brightener products 荧光增白剂产品中磷含量的测定 Standard Type GBT ICS 71.100.01;87.060.10 CCS G55 Status 现行 Issue Date 2019-12-31 Implementation 2020-11-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A