Home / Standards / GB/T 4456-2008 GB/T 4456-2008 Active Polyethylene blown film for packaging applications 包装用聚乙烯吹塑薄膜 Standard Type GBT ICS 83.140.10 CCS G33 Status 现行 Issue Date 2008-12-30 Implementation 2009-09-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A