TARTARIC ACID (L (+)-TARTARIC ACID)
TARTARIC ACID (L (+)-TARTARIC ACID)
| Article No. | 553908 |
| Grade | ACS |
| Purity | 99.7% |
| CAS No. | 87-69-4 |
| Molecular Formula | C4H6O6 |
| Molecular Weight | 150.09 |
| H.S. Code | 2918.1200 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20 °C | Solid |
| Colour | White crystalline |
| Odour | Odorless |
| pH value | 1 – 2 at 150 g/l at 25 °C |
| Melting point/ Freezing point [°C] | 170 – 172 °C |
| Auto-ignition temperature [°C] | 425 °C |
| Flash point [°C] | 150 °C |
| Vapour density | 5.18 |
| Density [g/cm³] | 1.76 |
| Solubility in water [% weight] | 150 g/l at 20 °C – completely soluble |
Specifications
| Appearance | White or almost white, crystalline powder or colourless crystals |
| Solubility | Very soluble in water |
| Identification | Passes test |
| Oxalic (ppm) | Max 350 |
| Chlorides (ppm) | Max 100 |
| Sulfates (ppm) | Max 150 |
| Calcium (ppm) | Max 200 |
| Loss on drying (%) | Max 0.2 |
| Sulfated ash (%) | Max 0.1 |
| Assay (%) | 99.5 – 101.0 |
| Packings | 500 gm |
