Name: Shilpashree. S


 College:CMR PUCollege ITPL,Bengaluru


 I along with my friends observered, potassium metabisuphite  under a foldscope. I would like to give some information on this nanoparticle.


 Potassium meta bisulfite, K2S2O5, is a white crystalline powder with a pungent sulfur odour. The main use for the chemical is as an antioxidant or chemical sterilant. It is used as a food additives. Used as preservative . It is an inhibitor of the polyphenol oxidase enzyme.
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Potassium Metabisulphite

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Potassium Metabisulphite

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