Monday, October 28, 2013

Sulphur dioxide






                                                   Sulphur dioxide

Definition :-  a colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain [syn: sulfur dioxide]

Physical and chemical properties
Appearance : Gas.
Density : 2.6288 kgm -3
Color : colorless.
Boiling point : -10 ° c.
Malting point :  -72° c.
Solubility : in water.

Storage : Storage temperature should be around normal temperature. SO 2  is stored in registered steel pressure vessels. Store cylinder in a cool , dry well ventilated fireproof are a away from flammable and corrosive atm. Store from heat sources.



Medical and Pharmaceutical Uses :-
1.   Used as an antioxidant in pharmaceutical prepal
2.   Precipitated  SO 2 a topical scabicide anti-parasitic and keratolytic.
3.   Sublimed a topical scabicide and anti-papal





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