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ISO 7203-2 2019 Fire extinguishing media — Foam concentrates — Part 2 Specification for medium- and high-expansion foam concentrates for top application to water-immiscible liquids
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ISO 7203-2 2019 Fire extinguishing media — Foam concentrates — Part 2 Specification for medium- and high-expansion foam concentrates for top application to water-immiscible liquids
