COA Center
MSDS Center

COA Center

OR

MSDS/SDS Center

Advanced Search

di SODIUM TARTRATE DIHYDRATE AR/ACS

Volumetric standard for the standardisation of KARL FISCHER reagent for use in the determination of water.
L-(+)-Tartaric acid disodium salt, Disodium tartrate dihydrate, Sodium tartrate dihydrate

COAs

Packings

250 g (00250)

500 g (00500)

1PW1200200 1PW1200750
Print friendly version
Article No. 06027 Grade AR/ACS
Purity 99.0% CAS No. 6106-24-7
Molecular Formula C4H4Na2O6.2H2O Molecular Weight 230.08
H.S. Code 2918.1390 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Slight tartaric odor pH value 7 - 9 at 50 g/l at 20 °C
Melting point/ Freezing point [°C] 120°C Density [g/cm3] 1.82
Solubility in water [% weight] 29 g/100 g water at 60C

Specifications

Appearance White crystalline powder Assay (by HClO4 titration) 99.0-101.0%
Identity (IR) Passes test Optical rotation (c = 10%; H2O) +25.0° to +27.0°
Insoluble matter (10% in water) Max 0.005% pH (5% solution in water; 25°C) 7.0 - 9.0
Loss on drying (150°C to constant weight) 15.61 - 15.71 % Chloride (Cl) Max 0.0005%
Iron (Fe) Max 0.001% Heavy metal (as Pb) Max 0.0005%
Ammonium (NH4) Max 0.003 % Sulphate (SO4) Max 0.005%
Phosphate (PO4) Max 0.0005% Calcium (Ca) Max 0.01%
Revision Date: 27-May-2022

Download MSDS & COA on your Mobile through LOBACHEMIE APP