Home / Standards / GB/T 43330.4-2023 GB/T 43330.4-2023 Active Ballast water treatment system—Part 4:Discharge sampling facilities and procedure 船舶压载水处理系统 第4部分:排放取样装置和规程 Standard Type GBT ICS 47.020.90 CCS U25 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 国家标准委 Drafting Unit N/A