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Synonyms: (R*,R*)-(+-)-2,3-Dihydroxybutanedioic acid; DL-2,3-Dihydroxybutanedioic acid
Molecular Formula: C4H6O6
Molecular Weight: 150.09
CAS Number: 133-37-9
EG/EC Number: 205-105-7



Melting Point: 200-206℃
Density: 1.69-1.75
Solubility in water: soluble



Content: 99.5% min
Chloride (as Cl-): 0.01% max
Sulfates (SO42-): 0.015% max
Heavy Metals (as Pb): 10ppm max
Arsenic (as As): 2ppm max
Loss on Drying: 0.5% max
Residue on Ignition: 0.1% max


Storage and Packing

Packing: 25kgs net bag



Potassium bitartrate is used to enhance flavours in foods, confectionery and beverages. It is also used as a chemical intermediate and a sequestrant and in tanning, ceramics, photography, textile processing, mirror silvering, and metal coloring.

Safety Infromation

Hazard Code: Xi
Risk Statement: 26-36
Safety Statements: 36/37/38