Home / Standards / GB/T 46682-2025 GB/T 46682-2025 Active Granulated cork—Determination of apparent bulk density 软木粒 堆积密度测定方法 Standard Type GBT ICS 79.100 CCS B69 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家林草局 Drafting Unit N/A