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CYANIDE DESTRUCTION CYANIDE DETOXIFICATION ... as a base metal iron cyanide → N 2 + 2CO 2 + 3NaCl +H 2 ... metabisulphite or sodium sulphite can be used ...
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Sodium bisulfite (sodium hydrogen sulfite) is a chemical compound with the chemical formula NSO 3. Sodium bisulfite is a food additive with E number E222.