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DL-Tartaric Acid

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DL-Tartaric Acid

Chemical Name: (2R, 3R)-2,3-dihydroxy butane-1.4-dioic acid

Structural Formula:

Molecular formula: C4H6O6

Molecular weight: 150.1

CAS Number: 87-69-4

Items

 Specification
Appearance White crystalline powder
Assay 99.0% ~ 101%min
Specific rotation +12.0°~ +12.8°
Heavy metals 10ppm max

Residue on ignition

 0.1% max
Loss on drying 0.3% max
Sulfate test 150ppm max
Oxalate test 350ppm max
Arsenic 3ppmmax
Chloride 50ppm max
Calcium 220ppm max

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