Home / Standards / GB/T 446 GB/T 446 Active Fully Refined Paraffin Wax — 2010 全精炼石蜡 -2010 Standard Type GBT ICS 75.14 CCS E42 Status 现行 Issue Date 2024-09-02 Implementation 2024-04-01 Responsible Dept N/A Drafting Unit N/A