Home / Standards / GB/T 44663-2024 GB/T 44663-2024 Active Insulating liquids—Unused modified or blended esters for electrotechnical applications 绝缘液体 电气用未使用过的改性或混合酯 Standard Type GBT ICS 29.040.10 CCS K15 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A