Home / Standards / GB/T 46596-2025 GB/T 46596-2025 Active Copper,lead,zinc and nickel concentrates—Sampling of slurries 铜、铅、锌和镍精矿 矿浆取样 Standard Type GBT ICS 73.060.99 CCS D42 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A