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sulfur dioxide (SO2)
A colorless, non-flammable gas with a strong, suffocating odor.
It is a component of smog. [2]
It is a reducing agent used to prevent oxidative degradation of food & medicinal products.
When dissolved in water, sulfur dioxide forms sulfurous acid.
SO2 + H2O H2SO3
Related
sulfurous acid (H2SO3)
General
acid
Database Correlations
PUBCHEM cid=1119
References
- Webster's Ninth New Collegiate Dictionary, Miriam-
Webster Inc. Springfield, MA 1990
- Chemical & Engineering News, Sept 8, 2003