Home / Standards / GB/T 8139-2009 GB/T 8139-2009 Active Dewaxed shellac,Decolorized shellac,Decolorized and dewaxed shellac 脱蜡紫胶片、脱色紫胶片和脱色脱蜡紫胶片 Standard Type GBT ICS 87.040 CCS B72 Status 现行 Issue Date 2009-05-12 Implementation 2009-11-01 Responsible Dept 国家林草局 Drafting Unit N/A