Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

24-5520

Sigma-Aldrich

Potassium sodium tartrate tetrahydrate

SAJ first grade, ≥99.0%

Synonym(s):

L(+)-Tartaric acid potassium Sodium salt, Rochelle salt, Seignette salt

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
KOCOCH(OH)CH(OH)COONa · 4H2O
CAS Number:
6381-59-5
Molecular Weight:
282.22
Beilstein/REAXYS Number:
6113568
EC Number:
206-156-8
MDL number:
MFCD00150989
UNSPSC Code:
12352300
PubChem Substance ID:
329752702

grade

SAJ first grade

assay

≥99.0%

form

crystalline

availability

available only in Japan

pH

7.0-8.5

SMILES string

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

InChI

1S/C4H6O6.K.Na.4H2O/c5-1(3(7)8)2(6)4(9)10;;;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;4*1H2/q;2*+1;;;;/p-2/t1-,2-;;;;;;/m1....../s1

InChI key

VZOPRCCTKLAGPN-ZFJVMAEJSA-L

Looking for similar products? Visit Product Comparison Guide

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Ghina Ali et al.
Biotechnology progress, 31(4), 883-889 (2015-04-29)
The immobilization of pullulanase from Klebsiella pneumoniae by grafting was investigated. Pullulanase was linked after activation of alginate via a covalent bond between the amine groups of the enzyme and the carboxylic acid groups of alginate. The immobilization yield was
Catarina M S S Neves et al.
Physical chemistry chemical physics : PCCP, 17(47), 32044-32052 (2015-11-18)
Due to scarce available experimental data, as well as due to the absence of predictive models, the influence of salts on the solubility of ionic liquids (ILs) in water is still poorly understood. To this end, this work addresses the
Kevser Sözgen Başkan et al.
Talanta, 147, 162-168 (2015-11-26)
As the concentration of reducing sugars (RS) is controlled by European legislation for certain specific food and beverages, a simple and sensitive spectrophotometric method for the determination of RS in various food products is proposed. The method is based on
Liliana Iauk et al.
Journal of enzyme inhibition and medicinal chemistry, 30(3), 360-365 (2014-07-18)
The aim of this study was to examine the bioactivity of the methanol fraction (MF) and n-hexane fraction (HF) of Thymus capitatus leaves in relation to their constituents analysed by gas chromatography and gas chromatography-mass spectrometry. The effects of T.
W F Tonnis et al.
Molecular pharmaceutics, 12(3), 684-694 (2015-01-13)
Protein-based biopharmaceuticals are generally produced as aqueous solutions and stored refrigerated to obtain sufficient shelf life. Alternatively, proteins may be freeze-dried in the presence of sugars to allow storage stability at ambient conditions for prolonged periods. However, to act as

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service