Home / Standards / GB/T 1728-1979 GB/T 1728-1979 Abolished Methods of test for drying time of coatingsof paints and putties 漆膜、腻子膜干燥时间测定法 Standard Type GBT ICS 87-010 CCS G50 Status 废止 Issue Date 1979-09-15 Implementation 1980-01-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A