Home / Standards / GB/T 18916.52-2020 GB/T 18916.52-2020 Active Norm of water intake—Part 52 : Pure terephthalic acid 取水定额 第52部分:精对苯二甲酸 Standard Type GBT ICS 13.060.25 CCS P41 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 国家标准委 Drafting Unit N/A