Agent Name

Potassium phosphite

CAS Number

13492-26-7

Formula

H3-O3-P.2K

Major Category

Other Classes

Synonyms

Dipotassium phosphite; Dipotassium phosphonate; Phosphonic acid, dipotassium salt; Phosphonic acid, potassium salt (1:2); [ChemIDplus]

Category

Phosphite Compounds

Description

White deliquescent solid; [Merck Index]

Sources/Uses

Active product registrations for use as fungicide; [NPIRS] Component of potassium phosphite mixture used in fungicides for grapes; [ExPub: EFSA]

Comments

Oxidized slowly in air to the phosphate; [Merck Index]

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Processes

Industrial Processes with risk of exposure: