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HomeProduct name listPOTASSIUM SULFITE

POTASSIUM SULFITE

  • CAS NO.:10117-38-1
  • Empirical Formula: H3KO3S
  • Molecular Weight: 122.18
  • MDL number: MFCD00011387
  • EINECS: 233-321-1
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-21 18:03:03
POTASSIUM SULFITE Structural

What is POTASSIUM SULFITE?

Chemical properties

White crystals or powder. Soluble in water; sparingly soluble in alcohol; decomposes on heating and slowly oxidizes in air.

Chemical properties

Potassium sulfite, K2SO3·2H2O; potassium hydrogen sulfite, KHSO3; white solids, similar in properties and formation to the corresponding sodium sulfites.

The Uses of POTASSIUM SULFITE

Potassium Sulfite is used as a fabric treatment chemical.

The Uses of POTASSIUM SULFITE

Photographic developer, medicine (cathartic), food and wine preservative.

What are the applications of Application

Potassium sulfite is a chemical used for the transfer of an allyl group to thiols

Definition

potassium sulphite: A white crystallinesolid, K2SO3, soluble in waterand very sparingly soluble inethanol; r.d. 1.51; decomposes onheating. It is a reducing agent and isused as such in photography and inthe food and brewing industries,where it prevents oxidation.

Safety Profile

When heated to decomposition it emits toxic fumes of SOx and K2O. See also SULFUROUS ACID and SULFITES.

Properties of POTASSIUM SULFITE

Density  2.353[at 20℃]
solubility  slightly soluble in ethanol
color  colorless hexagonal, hexane crystals, crystalline
Odor odorless
Water Solubility  1060g/L at 25℃
Merck  13,7761
CAS DataBase Reference 10117-38-1(CAS DataBase Reference)
EPA Substance Registry System Potassium sulfite (10117-38-1)

Safety information for POTASSIUM SULFITE

Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.

Computed Descriptors for POTASSIUM SULFITE

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