L-Tartaric acid Cas:87-69-4
| Catalog Number |
XD91147 |
| Product Name |
L-Tartaric acid |
|
CAS |
87-69-4 |
|
Molecular Formula |
HO2CCH(OH)CH(OH)CO2H |
|
Molecular Weight |
150.09 |
| Storage Details |
Ambient |
| Harmonized Tariff Code |
2918120090 |
Product Specification
|
Appearance |
Colourless or translucent to white powder |
|
Assay |
99.7% to 100.5% |
|
Specific rotation |
+12° to +12.8° |
|
Conclusion |
Complies with EP and FCC, latest editions |
|
Lead |
2ppm max |
|
Loss on Drying |
0.5% max |
|
Sulfate |
150ppm max |
|
Calcium |
<200ppm |
|
Iron |
5ppm max |
|
Mercury |
1ppm max |
|
Heavy Metals (Pb) |
10ppm max |
|
Mesh size |
20 - 40 |
|
Sulfated ash |
0.05% max |
|
Cl |
100ppm max |
|
Assay (dry basis) |
99.7% to 100.5% |
|
Oxalate (as oxalic acid) |
100ppm max |
Uses of L-tartaric acid
【Usage 1】L(+)-tartaric acid is widely used as a sour agent in beverages and other foods, used in wine, soft drinks, candy, bread, and some colloidal sweets. Mainly used as sour agent, splitting agent and pharmaceutical raw material
【Use 2】Used as biochemical reagent, masking agent and beer foaming agent, also used in tanning industry
【Usage 3】L(+)-tartaric acid is widely used as a sour agent in beverages and other foods, used in wine, soft drinks, candy, bread, and some colloidal sweets. Using its optical activity, it can be used as a chemical resolving agent for the resolution of DL-aminobutanol, an intermediate in the manufacture of anti-tuberculosis drugs; it can also be used as a chiral raw material for the synthesis of tartaric acid derivatives; its acidity can be used as polyester fabric resin Catalyst for finishing, PH regulator for oryzanol production; Utilizing its complexing property, it is used as complexing agent, masking agent, chelating agent, printing and dyeing resist in electroplating, desulfurization, pickling, chemical analysis and medical inspection; Its reducibility is used as a reducing agent for chemical mirror making. Photographic developer. It can also complex with a variety of metal ions, and can be used as a cleaning agent and polishing agent for metal surfaces.
【Usage 4】Using its complexing property, it is used as a complexing agent, masking agent, chelating agent, and dyeing resist in electroplating, desulfurization, pickling, chemical analysis and medical inspection; using its reducing property, it is used as a chemical Mirror reducing agent. Photographic developer. It can also complex with a variety of metal ions, and can be used as a cleaning agent and polishing agent for metal surfaces.
Application field
L(+)-tartaric acid is widely used as a sour agent in beverages and other foods, in wine, soft drinks, confectionery, bread, and certain gelatinous sweets. Mainly used as sour agent, splitting agent and pharmaceutical raw material
