Agent Name

Potassium sodium tartrate

CAS Number

304-59-6

Formula

C4-H6-O6.K.Na

Major Category

Metals

Synonyms

2,3-Dihydroxybutanedioic acid, monopotassium monosodium salt; Potassium sodium tartrate anhydrous; Butanedioic acid, 2,3-dihydroxy- (R-(R*,R*))-, monopotassium monosodium salt; Butanedioic acid, 2,3-dihydroxy-, monopotassium monosodium salt; Monopotassium monosodium 2,3-dihydroxybutanedioate, (R-(R*,R*))-; Monopotassium monosodium tartrate; Potassium sodium L(+)-tartrate; Rochelle salt; Seignette salt; Sodium potassium L-tartrate; Tartaric acid, monopotassium monosodium salt; Sodium potassium salt of L-(+)-tartaric acid; [ChemIDplus]

Category

Organic Acids, Metal Salts

Description

Colorless solid; [HSDB] Colorless crystals or white crystalline powder; Odorless; Slightly efflorescent; [MSDSonline]

Sources/Uses

Used as sequestrant and general purpose food additive; Used in mirror production, Fehling's solution, crystal-controlled oscillators, and as saline cathartic; [HSDB]

Comments

Generally regarded as safe (GRAS) for use in foods; Saline cathartics are contraindicated in a patient with congestive heart failure on a low sodium diet; [HSDB]

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