L(+)-Tartaric Acid
Chemical Formulation: C4H6O6 CAS No: 87-69-4
Properties: White crystals, readily soluble in water. Melting point: 170ºC to 172 ºC, Autoignition temperature:797ºF(425ºC), Vapor density:5.18.
1. Anti Caking L(+)-Tartaric Acid
| Item |
Standard |
| Content |
94.5% Min. |
| Specific rotatory power[a] D25 |
+12.0°~+13.0° |
| Loss on drying |
0.2% Max. |
| Heavy metals(Pb) |
0.001% Max. |
| Anti-Caking Agent |
5% Max. |
Usage: Mainly applied in construction industry.
2. L(+)-Tartaric Acid USP 43
| Item |
Standard |
| Content |
99.7 % ~ 100.5% |
| Specific Optical Rotation(25o) |
+12.0~ +13.0o |
| Melting Point |
168 ~ 170 o C |
| Heavy metals(Pb) |
10 PPM Max. |
| Chloride(Cl) |
No Turbidity is produced |
| Sulfate Ash |
0.05% Max. |
| Sulfates |
No Turbidity is produced |
| Limited of Oxalate |
No Turbidity is produced |
| Loss on drying |
0.5% Max. |
Usage: As a buffering agent and acidulant in pharmaceutical products; an intermediate in chemical synthesis and in metal cleaning formulations; also used in the tanning industry.
3. L(+)-Tartaric Acid FCC9
| Item |
Standard |
| Content |
99.7 % ~ 100.5% |
| Specific Optical Rotation(25o) |
+12.0~ +13.0o |
| Sulfate(SO4) |
Pass Test |
| Pb |
2 mg/kg Max. |
| Arsenic |
2 mg/kg Max. |
| Oxalate |
Pass Test |
| Loss on drying |
0.5% Max. |
| Residue on ignition |
0.05% Max. |
Usage: L (+) -Tartaric acid is the most important acid regulator in wine. It is widely used as acidulant in beverages, and other foods, soft drinks, candy, bread, and some gelatinous sweets.
Package: 25kg Package: Polyethylene(Inside);Paper (Outside).
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