Potassium sulfite/Dipotassium sulfite/potassium sulfite/potassiumsulphite
CAS No.： 10117-38-1
Item No.： R0963
Store at： RT
Item No.： R0963
Store at： RT
English Name: potassium sulfide; Dipotassium sulfite； potassium sulfite； potassiumsulphite
Other name: potassium sulfite
CAS No.: 10117-38-1
K2SO3=158.26
grade: CP
Content: ≥ 95.0%
Chloride: ≤ 0.01%
Free alkali: ≤ 0.6%
Acid sulfite: acceptable
Water insoluble matter: ≤ 0.01%
Heavy metals (calculated by Pb): ≤ 0.002%
Iron: ≤ 0.002%
Arsenic: ≤ 0.0005%
Physicochemical properties : white powder. Sensitive to humidity. It gradually oxidizes into sulfate in the air. It decomposes into sulfur dioxide in dilute acid. Soluble in water, slightly soluble in ethanol. Irritating.
Purpose: biochemical research. Antioxidant. Developer.
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