Agent Name

Sodium propionate

CAS Number

137-40-6

Formula

C3-H5-O2.Na

Major Category

Metals

Synonyms

Bioban-S; Deketon; Impedex; Keenate; Mycoban; Napropion; Natriumpropionat [German]; Ocuseptine; Propanoic acid, sodium salt; Propi-Ophtal; Propiofar; Propion; Propionan sodny [Czech]; Propionic acid sodium salt; Propisol; Sodium propanoate; Sodium propionate anhydrous; Whit-Pro; [ChemIDplus]

Category

Organic Acids, Metal Salts

Description

Transparent deliquescent solid; [Merck Index] White hygroscopic solid; [ICSC] White powder; [MSDSonline]

Sources/Uses

Used as mold preventative (bread, other baked goods, and animal feed), preservative in tobacco, topical antifungal, and veterinary medication; Used formerly as fungicide; [HSDB]

Comments

No significant adverse effects were observed in rats during long term feeding studies; Oral LD50 (mouse) = 6332 mg/kg; [HSDB] An eye and respiratory tract irritant; [ICSC] An eye and mild skin irritant; [eChemPortal: ERMA] May cause irritation; [MSDSonline]

Restricted

Cancelled--no longer registered as a pesticide for use in the US; [HSDB]

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