Category talk:Preservatives

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Sodium metabisulphite

I have noticed that quite often, sodium metabisulphite is listed as a preservative on food ingredient lists. Does any one know about this? As I am neither a food scientist nor a chemist (my occupation is to lecture in psychology}, I would not like to alter this category myself. ACEOREVIVED (talk) 20:10, 19 June 2010 (UTC) In fact, the article on sodium metabisulphite does say that is normally used as a food additive as preservative! ACEOREVIVED (talk) 08:58, 20 June 2010 (UTC) And can I now potassium metabisulphite ACEOREVIVED (talk) 21:18, 24 June 2010 (UTC)[reply]