Home / Standards / GB/T 16929-2025 GB/T 16929-2025 Active Test method for packaging materials—Oil permeability 包装材料试验方法 透油性 Standard Type GBT ICS 55.040 CCS A83 Status 现行 Issue Date 2025-08-01 Implementation 2026-02-01 Responsible Dept 国家标准委 Drafting Unit N/A