Potassium sodium L-tartrate tetrahydrate, 99%, Thermo Scientific Chemicals

Baking powder, medicine (cathartic), component of Fehling's solution, silvering mirrors.Potassium sodium L-tartrate tetrahydrate is used in the process of silvering mirrors. It is active ingredient in the Fehiling’s solution and Nylander’s test involved in the determination of reducing sugars. It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography. As a Biuret reagent, it is used to measure the protein concentration. Furthermore, it is used as laxative and is also used in food industry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Baking powder, medicine (cathartic), component of Fehling′s solution, silvering mirrors.Potassium sodium L-tartrate tetrahydrate is used in the process of silvering mirrors. It is active ingredient in the Fehiling’s solution and Nylander’s test involved in the determination of reducing sugars. It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography. As a Biuret reagent, it is used to measure the protein concentration. Furthermore, it is used as laxative and is also used in food industry.

Solubility
Soluble in water. Insoluble in alcohol

Notes
Loses water of crystallization at 140°. Unstable above 225°. Incompatible with strong oxidizing agents.

Chemical Identifiers

CAS

6381-59-5

Molecular Formula

C4H12KNaO10

Molecular Weight (g/mol)

282.218

MDL Number

MFCD00150989

InChI Key

VZOPRCCTKLAGPN-UHFFFAOYSA-L

Synonym

potassium sodium tartrate tetrahydrate, sodium potassium tartrate tetrahydrate, monopotassium monosodium tartrate tetrahydrate, sodiumpotassiumtartrate,tetr, potassium sodium 2,3-dihydroxybutanedioate tetrahydrate, potassium sodium tetrahydrate tartrate, l +-tartaric acid potassium sodium salt, acmc-209nif, acmc-20aju8, ksc493o7j

PubChem CID

2724148

IUPAC Name

potassium;sodium;2,3-dihydroxybutanedioate;tetrahydrate

SMILES

C(C(C(=O)[O-])O)(C(=O)[O-])O.O.O.O.O.[Na+].[K+]

Melting Point

70°C to 80°C

Density

1.77

Assay Percent Range

99%

Quantity

250 g

Beilstein

6113568

Merck Index

14,7670

Solubility Information

Soluble in water; Insoluble in alcohol

Formula Weight

282.23 (210.29 Anhydrous)

Percent Purity

99%

Chemical Name or Material

Potassium sodium L-tartrate tetrahydrate

EINECSNumber

206-156-8

TSCA

Yes

Recommended Storage

Ambient temperatures

SDS

EINECSNumber

206-156-8

TSCA

Yes

Recommended Storage

Ambient temperatures

SDS

RUO – Research Use Only