DIN EN 1568-4:2018 Fire extinguishing media - Foam concentrates - Part 4: Specification for low expansion foam concentrates for surface application to water-miscible liquids
2018DIN EN 1568-4:2018-05 Fire extinguishing media - Foam concentrates - Part 4: Specification for low expansion foam concentrates for surface application to water-miscible liquids; German version EN 1568-4:2018
2018DIN EN 1568-4:2018 Fire extinguishing media - Foam concentrates - Part 4: Specification for low expansion foam concentrates for surface application to water-miscible liquids
2008DIN EN 1568-4:2008 Fire extinguishing media - Foam concentrates - Part 4: Specification for low expansion foam concentrates for surface application to water-miscible liquids; English version of DIN EN 1568-4:2008-06