KS B ISO 7203-1-2019 Fire extinguishing media-Foam-concentrates-Part 1:Specification for low expansion foam concentrates for top application to water-immiscible liquids
2019KS B ISO 7203-1-2019 Fire extinguishing media-Foam-concentrates-Part 1:Specification for low expansion foam concentrates for top application to water-immiscible liquids
2009KS B ISO 7203-1:2009 Fire extinguishing media-Foam-concentrates-Part 1:Specification for low expansion foam concentrates for top application to water-immiscible liquids