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Potassium hydrogen sulfite(CAS: 4429-42-9)
CAS Number
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Basic Information
Molecular Formula
HKO3S
Molecular Weight
120.17 g/mol
Physical Properties
Melting Point
190 °C
Chemical Identifiers
SMILES
OS(=O)[O-].[K+]
InChIKey
DJEHXEMURTVAOE-UHFFFAOYSA-M
Database References
FAQ
Potassium hydrogen sulfite (CAS: 4429-42-9) is a chemical compound with the formula KHSO3. It is a white solid that is slightly soluble in water. It is a reducing agent and a mild acid.
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.
Potassium hydrogen sulfite (CAS: 4429-42-9) is generally considered safe when used in accordance with recommended guidelines. However, it should be handled with care due to its reducing properties. Proper ventilation and personal protective equipment are recommended.
Potassium hydrogen sulfite (CAS: 4429-42-9) should be stored in a dry, cool place away from direct sunlight and moisture. It should be kept in a tightly sealed container to prevent degradation. Avoid exposure to heat and maintain a stable temperature.
Safety Notice
Please verify product specifications and safety data before use. Contact the supplier for detailed safety information.
Always follow proper handling procedures
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