Home / Standards / GB/T 26522-2026 GB/T 26522-2026 Upcoming Refined nickel chloride 精制氯化镍 Standard Type GBT ICS 71.060.50 CCS G12 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A