Purity Grade 99.9%
Formula SO2
Application
Precursor to sulfuric acid
As a preservative
In wine-making
As a reducing agent
Biochemical and biomedical roles
As a refrigerant
As a reagent and solvent in the laboratory
As an air pollutant
Molecular Weight 64.066 g /mol
Alternative name Sulfurous anhydride
CAS No. 7446-09-5
Package 50L 840L