Home / Standards / GB/T 46380-2025 GB/T 46380-2025 Active Electronic-grade N-Methyl-2-Pyrrolidone 电子级N-甲基-2-吡咯烷酮 Standard Type GBT ICS 31.030 CCS L90 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A