Tartaric Acid
Molecular Formula:C4H6O6 Molecular Weight:150.09 g/mol CAS NO.:526-83-0
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Specification…USP
Characters
Colourless or translucent crystal or white, fine to granular, crystalline powder.
Solubility
Very soluble in water, freely soluble in alcohol.
Specific rotation
Not less than 12.00 and not more than 13.00.
Loss on drying
not more than 0.5%
Residue on ignition
not more than 0.1%
Limit of oxalate
Passes test
Sulfate
Passes test
Heavy Metals
Not more than 0.001%.
Residual solvents
Specified Test
Assay
Not less than 99.7% and not more than 100.5%