Package: Pack it in 25 kg fiber paperboard pail and store it in ventilated, dry places.
Usage : It is mainly used as sour agent, biochemical reagents, racemic materials splitting agent, medicine splitting agent of beverage, sugar, bread, gelatin. Besides it can also be used as splitting agent, salt and ester of photography , can-making, printing, d
Molecular Structure:
Product description:
byname: Left-hand tartaric Acid, rare tartaric Acid scientific name: D (-)-2,3-dihydroxy succinic acid ;D-(-)Tartaric Acid 1.Properties: Colorless, without smell, crystal, or white powder, with strong smell, left hand, lustrous; Specific gravity is D204=1.76; It is soluble in water,alcohol,and diethyl ether. 2.Uses: It is mainly used as sour agent, biochemical reagents, racemic materials splitting agent, medicine splitting agent of beverage, sugar, bread, gelatin. Besides it can also be used as splitting agent, salt and ester of photography , can-making, printing, dyeing, and ceramics. 3.Packing and storage: Pack it in 25 kg fiber paperboard pail and store it in ventilated, dry places. 4.Standard:
Test Item
Specification
Result
Description
White crystals or white powder
White crystals or white powder
Specific Rotation [alpha/20/D]
-12 - -12.8
Sulphate(SO4)
Not more than 0.05%
Heavy Metals (Pb)
Not more than 0.001%
Residue on Ignition
Not more than 0.1%
Loss on drying
Not more than 0.5%
Assay
Not less than 99%
Optical purity (ee value)
Not less than 99.0%
Clarity
Qualified
Conclusion
First grade
Test Item
Specification
Result
Description
White crystals or white powder
White crystals or white powder
Specific Rotation [alpha/20/D]
-11.8 - -12.8
Sulphate(SO4)
Not more than 0.05%
Heavy Metals (Pb)
Not more than 0.001%
Residue on Ignition
Not more than 0.1%
Loss on drying
Not more than 0.5%
Assay
Not less than 99%
Conclusion
Second grade
If you are sourcing D(-)-Tartaric Acid from China ,just feel free to inquire
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