0102030405
Hot Sale L(+) Tartaric Acid | C4H6O6 | CAS 87-69-4
Properties
Melting point: 170 - 172 °C(lit.)
Alpha: 12 º (c = 20, H2O)
Boiling point: 191.59°C
Bulk density: 1000kg/m3
Density: 1.76
Fp: 210 °C
Storage temp.: Store at +5°C to +30°C.
Solubility: H2O: soluble 1M at 20°C, clear, colorless
Form: Solid
Pka: 2.98, 4.34(at 25℃)
Color: White or colorless
Odor: at 100.00 %. odorless
PH: 3.18(1 mM solution); 2.55(10 mM solution); 2.01(100 mM solution)
Odor Type: odorless
Optical activity: [α]20/D +13.5±0.5°, c = 10% in H2O
Water Solubility: 1390 g/L (20 ºC)
Specification
Test Items |
Testing Standards | |
| Appearance |
White or Colorless powder to crystal
|
|
| Purity(Nonaqueous Titration) | 99.0 %min | |
| Specific rotation [a]20/D | +12.0 to +13.0 deg(C=20, H2O) | |
| Solubility in Water |
almost transparency
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|
Products Usage
In the soft drink industry, confectionery products, bakery products, gelatin desserts, as an acidulant. In photography, tanning, ceramics, manufacture of tartrates. The common commercial esters are the diethyl and dibutyl derivatives used for lacquers and in textile printing. Pharmaceutic aid (buffering agent).
L-(+)-Tartaric acid is widely utilized in pharmaceutical industries. It is used in soft drinks, confectionaries, food products, gelatin desserts and as a buffering agent. It forms a compound, TiCl2(O-i-Pr)2 with Diels-Alder catalyst and acta as a chelate agent in metal industries. Owing to its efficient chelating property towards metal ions, it is used in farming and metal industries for complexing micronutrients and for cleaning metal surfaces, respectively.
Package And Storage
Package:
25kg/carton drum or as your requirements.
Remark: Chemical composition and size can be optimized by the customers' requirements
Storage:
The bulk material is hygroscopic and should be stored in an airtight container in a cool, dry place.
Safety Protection
Precautions for safe handling
NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.