EN549认证/EN682认证/DVGW VP 406认证
提供EN549认证,EN682认证,DVGWVP406认证。材料测试DINEN682,TypeGorH材料测试DINEN682,TypeGcategoryL材料测试DINEN549,sealsexcl.ozoneresistancetestsofmaterialandofsealsareincl.add.ozonetestonsealsandtestsheetsAnnexB-tests/Identificationreferences材料测试DINEN682andEN549incl.ozonetestAnnexB-tests/Identificationreferences溶剂提取+IR分析DVGWVP406forEN682andEN549I+密度压缩形变DVGWVP406forEN682andEN549(optional))