Name: L-tartaric acid

Foreign name: L(+)-Tartaric acid

Molecular weight: 150.09

Molecular formula: C4H6O6

EINECS: 201-766-0

Molecular formula: C4H6O6

Molecular weight: 150.09

Appearance traits: colorless translucent crystals or white fine to coarse crystalline powder with sour taste.

Density: 1.76

Melting point: 168-172°C

Flash point: 210°C

Specific rotation: 12° (c=20, H2O)

Water solubility: 1390 g/L (20°C)

use

[Use 1] L(+)-tartaric acid is widely used as a sour agent in beverages and other foods.

[Use 2] Used as biochemical reagent, masking agent and beer foaming agent, also used in tanning industry

[Use three] L(+)-tartaric acid is widely used as a sour agent in beverages and other foods, and used in wine, soft drinks, candy, bread, and some gelatinous sweets. Use its optical activity as a chemical resolving agent for the resolution of DL-aminobutanol, an intermediate for the manufacture of anti-tuberculosis drugs; it can also be used as a chiral raw material for the synthesis of tartaric acid derivatives; use its acidity as a polyester fabric resin Finishing catalyst, PH regulator produced by oryzanol.

[Usage 4] Using its complexing properties, it can be used as a complexing agent, masking agent, chelating agent, printing and dyeing anti-dyeing agent in electroplating, desulfurization, pickling, chemical analysis, and medical testing; using its reducibility, it can be used as a chemical Reducing agent for mirror making. Photographic developer. It can also be complexed with a variety of metal ions, and can be used as a cleaning agent and polishing agent for metal surfaces.