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DIN EN 14175-7:2012
Fume cupboards - Part 7: Fume cupboards for high heat and acidic load; German version EN 14175-7:2012
Product specification with safety and performance requirements, testing and marking of special purpose fume cupboards for handling high heat and acidic load (such as perchloric and hydrofluoric acid)
Deutsches Institut für Normung [din]