L-(+)-Tartaric acid - 33801H
Code: 33801H
L-(+)-Tartaric acid
puriss. p.a., reag. ISO, reag. Ph. Eur., 99.5-101.0% (calc. to the dried substance)
Reag. ISO, Reag. Ph. Eur., 99.5-101% (calc. to the dried substance)
CAS Number: 87-69-4
| Property |
Value |
| Assay (calculated to the dried substance) |
99.5 - 101.0 % |
| Specific rotation (a)0/D; c=20 in H2O |
12.0 - 12.8 ° |
| Loss on drying (105°C) |
max. 0.1 % |
| Sulfated ash |
max. 0.01 % |
| Calcium (Ca) |
max. 20 ppm |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 0.0005 % |
| Lead (Pb) |
max. 0.0002 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Chloride (Cl) |
max. 5 ppm |
| Sulfate (SO4) |
max. 150 ppm |
| Oxalate (as Oxalic acid) |
max. 200 ppm |
| Appearance of the solution |
complying |
| Property |
Value |
| Freezing point |
168 - 170 °C |
| Density |
1.76 g/cm3 |