Potassium Sulfite
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
10117-38-1
Chemical name
Potassium Sulfite
Molecular formula
K2O3S
Molecular weight
158.26 g/mol
Synonyms
Dipotassium sulfite; Potassium sulphite; Sulfurous acid, dipotassium salt; Potassium sulfite (K2SO3); Sulfurous acid, potassium salt; DIPOTASSIUM SULPHITE; POTASSIUM SULFITE [MI]; INS NO.225
InChIKey
BHZRJJOHZFYXTO-UHFFFAOYSA-L
PubChem CID
24958
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H315, H318, H319, H335
Catalog reference cue; confirm supplier documentation before use.
Handling and PPE reference fields are not available in the current MolGraph catalog record.
First aid and accidental release reference fields are not available in the current MolGraph catalog record.
Firefighting and stability reference fields are not available in the current MolGraph catalog record.
Water Solubility
3.5 mol/L
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.