Test methods for repair materials for water-leakage cracks in underground concrete structures — Part 2: Test method for chemical resistance
地下混凝土结构漏水裂缝修补材料的试验方法第2部分:耐化学性试验方法
This document specifies a laboratory test method for the qualitative determination of the retention level of chemical resistance of repair materials in repaired cracks of concrete structures in conditions where the material is either underwater or in contact with water that can have various chemical components present.