sulfite
Noun
Meaning
sulfite (plural sulfites)
(American spelling, inorganic chemistry) Any salt of sulfurous acid.
Synonyms
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Examples
After nitration, TNT is stabilized by a process called sulfitation, where the crude TNT is treated with aqueous sodium sulfite solution to remove less stable isomers of TNT and other undesired reaction products.
Additionally, radium phosphate, oxalate, and sulfite are probably also insoluble, as they coprecipitate with the corresponding insoluble barium salts.
Distillation followed by colorimetric methods, however, have been found to be prone to interferences from thiocyanate, nitrate, thiosulfate, sulfite, and sulfide that can result in both positive and negative bias.
Laboratory isolation In the laboratory, C. botulinum is usually isolated in tryptose sulfite cycloserine (TSC) growth medium in an anaerobic environment with less than 2% oxygen.
The enzyme sulfite oxidase is needed for the metabolism of methionine and cysteine in humans and animals.
The sulfide is oxidized to a sulfite (PbSO 3 ) which thermally decomposes into lead oxide and sulfur dioxide gas.