Agent Name

Sodium tartrate

CAS Number

868-18-8

Formula

C4-H4-O6.2Na

Major Category

Metals

Synonyms

Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, disodium salt; Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, sodium salt (1:2); Butanedioic acid, 2,3-dihydroxy- (theta-(theta,theta))-, disodium salt; Sodium L-tartrate; Disodium salt of L-(+)-tartaric acid; Bisodium tartrate; Butanedioic acid, 2,3-dihydroxy- (R-(R*,R*))-, disodium salt; Disodium 2,3-dihydroxybutanedioate, (R-(R*,R*))-; Disodium L-(+)-tartrate; Disodium tartrate; Natrium (RR)-tartrat; Sal tartar; Sodium L-(+)-tartrate; Tartaric acid, disodium salt; [ChemIDplus] (2R, 3R)-2,3-Dihydroxybutanedioic acid sodium salt (1:2); [Merck Index] Sodium dextro-tartrate; Disodium L-tartrate; Disodium (+)-tartrate; Disodium (+)-2,3-dihydroxybutanedioic acid; [JECFA] SAL tartar; [Mallinckrodt Baker MSDS]

Category

Organic Acids, Metal Salts

Description

Dihydrate: White solid; [Merck Index] Colorless odorless solid; [JECFA] White crystals with no odor to a slight tartaric odor; [Mallinckrodt Baker MSDS]

Sources/Uses

Used for standardizing Karl Fischer reagent, as a pharmaceutic aid (sequestering agent), and cathartic; [Merck Index] Used as an emulsifier, pH control agent, and sequestrant for foods; [FDA] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]

Comments

May cause mild irritation; [Mallinckrodt Baker MSDS] See "L-Tartaric acid."

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