Home / Standards / GB/T 44658-2024 GB/T 44658-2024 Active Guide for reclaiming and using of phosphate ester hydraulic fluid 磷酸酯液压液再生与使用导则 Standard Type GBT ICS 75.100 CCS E39 Status 现行 Issue Date 2024-09-29 Implementation 2025-01-01 Responsible Dept 中国电力企业联合会 Drafting Unit N/A