Home / Standards / GB/Z 155-2025 GB/Z 155-2025 Active General principles of sodium ion battery cathode materials 钠离子电池正极材料通则 Standard Type GBZ ICS 77.160 CCS H71 Status 现行 Issue Date 2025-12-03 Implementation N/A Responsible Dept 中国有色金属工业协会 Drafting Unit N/A