Chemical Name: L(+)-Tartaric acid
CAS No.: 87-69-4
Molecular Fomula: C4H6O6
Molecular weight: 150.09
Chemical Structure:
Appearance: Colorless crystals or white crystalline powder
Assay: 99.7-100.5%
L(+)-Tartaric acid Typical Properties
| Item | Specification |
| Description | Colorless crystals or white crystalline powder |
| Content % | 99.7~100.5 |
| Specific rotatory powder [a]D25℃[(°)·dm2kg-1] | 12.0~ 13.0 |
| Loss on drying % | ≤0.5 |
| Residue on ignition % | ≤0.05 |
| Sulfate (SO4) | Passes test |
| Oxalate | Passes test |
| Lead mg/kg | ≤2 |
L(+)-Tartaric acid Usage
As an antioxidant added to foods, foods can be sour. The largest use
of tartaric acid is in beverage additives. It is also a raw material for
the pharmaceutical industry. In the mirror industry, tartaric acid is
an important auxiliaries and reducing agents that control the rate of
formation of silver mirrors and achieve a very uniform coating.
Pharmaceutical intermediates, resolving agents; metal ion masking
agents; anti-dyeing agents; chiral building blocks for natural products,
also forming Diels-Alder catalysts with compound TiCl2(O-i-Pr)2
Used as a biochemical reagent, masking agent and beer foaming agent, also used in the tanning industry
L( )-tartaric acid is widely used as a sour agent in beverages and other
foods for wines, soft drinks, confectionery, bread, and some gelatinous
confections. Mainly used as a sour agent, a resolving agent and a
pharmaceutical raw material
L(+)-Tartaric acid Packaging and Shipping
25kgs per bag
L(+)-Tartaric acid Storage
dry cool place.
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