Nomenclature
CAS number: 7782-99-2
Sulfur dioxide soln.
Description and references
A soln of ≈6% sulfur dioxide in water.
Properties
Colorless, clear, acid liquid; suffocating odor
of sulfur dioxide. d ≈1.03. Gradually oxidizes in the air to sulfuric acid. Corrosive. Keep in nearly full, tightly closed containers,
in a cool place.Use
Dental bleach. Reducing agent.
Therapeutic Category
Antiseptic.