Compound Q&A
What are the main uses of Potassium hydrogen sulfite (CAS: 4429-42-9)?
Answer
Potassium hydrogen sulfite (CAS: 4429-42-9) is used in the food industry as a preservative and antioxidant. It is also employed in the pharmaceutical industry for preparing other sulfite compounds and in analytical chemistry as a reagent.
About
CAS No
4429-42-9
English Name
Potassium hydrogen sulfite
Molecular Formula
HKO3S
Molecular Weight
120.17 g/mol
SMILES
OS(=O)[O-].[K+]
InChIKey
DJEHXEMURTVAOE-UHFFFAOYSA-M
Last Updated: 2025-10-31 12:55
