Home / Standards / HG 2241-1991 HG 2241-1991 Active J52-81和J52-61氯硫化聚乙烯防腐涂料配套体系(双组份) Standard Type HG22 ICS N/A CCS N/A Status Active Issue Date 1991-11-12 Implementation 1992-07-01 Centralized Committee 化学工业部 Issuing Authority 化学工业部