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See Chinese contents: GB 23440-2009 GB 23440-2009: Inorganic waterproof and leakage-preventing materials
This Standard specifies the terms and definitions, classification, requirements, test methods, inspection rules, packaging, marking, transportation, and storage of inorganic waterproof and leakage-preventing materials. This Standard is applicable to inorganic waterproof and leakage-preventing materials for waterproofing, impermeability, and leakage-preventing of construction engineering and civil engineering.
