tri-SODIUM CITRATE DIHYDRATE
tri-SODIUM CITRATE DIHYDRATE AR/ACS
Confirming to BP, USP
Short Name: tri-SODIUM CITRATE DIHYDRATE
Synonym: Citric acid trisodium salt dihydrate
Basic Details
Article No.
LG4117
Grade
AR/ACS
Purity
99%
CAS No.
6132-04-3
HS Code
2918.1520
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
7.5 - 9 at 29.4 g/l at 25 °C
Melting point/ Freezing point [°C]
> 300 °C
Density [g/cm3]
1.665
Solubility in water [% weight]
29.4 g/l at 20 °C - completely soluble
Chemical Specifications
Appearance
White crystalline powder
Assay (by HClO4 titration)
99 - 100.5%
Identity
Passes test
Appearance of solution (100 g/L)
Clear and colorless
Insoluble matter
Max 0.005%
Acidity or alkalinity
Passes test
pH (50 mg/mL in water; 25°C)
7.5 - 9.0
Chloride (Cl)
Max 0.003%
Sulphate (SO4)
Max 0.005%
Heavy metals (by ICP-OES)
Max 0.0005%
Iron (Fe)
Max 0.0005%
Oxalate (as C2H2O4)
Max 0.01%
Tartarate (C4H6)
Passes test
Readily carbonisable substance
Passes test
Ammonium (NH4)
Max 0.003%
Calcium (Ca)
Max 0.005%
Water (by KF)
11.0 - 13.0%
Loss on drying (180°C; 18 hrs)
10.0 - 13.0%
Safety Information & Hazard Symbols