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sulphur trioxide

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
sulphur trioxide
n
(Chemistry / Elements & Compounds) a white corrosive substance existing in three crystalline forms of which the stable (alpha-) form is usually obtained as silky needles. It is produced by the oxidation of sulphur dioxide, and is used in the sulphonation of organic compounds. Formula: SO3 Systematic name sulphur(VI) oxide


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One of the major raw materials required to manufacture sulphonated asphalt is sulphur trioxide (SO3) which is not available in the region.
One of the major raw materials required to manufacture sulphonated asphalt is sulphur trioxide (SO3) which is not available in the region.
5 per cent of toxins such as sulphur dioxide, sulphur trioxide and nitrous oxide from the gas stream which would otherwise be contributing to global pollution.
 
 
 
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