Home / Standards / GB 18243-2008 GB 18243-2008 Abolished Atactic polypropylene(APP) modified bituminous sheet materials 塑性体改性沥青防水卷材 Standard Type GB ICS 91.120.30 CCS Q17 Status 废止 Issue Date 2008-09-18 Implementation 2009-09-01 Responsible Dept 工业和信息化部 Drafting Unit N/A