Agent Name

Potassium sulfate

CAS Number

7778-80-5

Formula

O4-S.2K

Major Category

Metals

Synonyms

Arcanum duplicatum; Dipotassium sulfate; Kalium sulphuricum; Potassium sulfate (K2(SO4)); Potassium sulphate; Sal polychrestum; Sulfuric acid, dipotassium salt; Sulfuric acid, potassium salt; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

Colorless or white odorless solid; [Merck Index] Colorless crystalline solid; [MSDSonline]

Sources/Uses

Used in gypsum cements, to make alum and glass, as a food additive, in fertilizers, as an accelerator in wallboard, as an expansion control agent for dental materials, as a medical and veterinary cathartic, and as a veterinary sulfate source; [HSDB]

Comments

A mild skin, eye, and respiratory tract irritant; [ICSC] A mild skin irritant; [eChemPortal: ERMA] May cause irritation; [MSDSonline]

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