Melting point | 190-194 °C (dec.) |
al | 20.5 º (c=10,H2O) |
Boiling point | 227.71°C (rough estimate) |
density | 1,65 g/cm3 |
refractive index | 21 ° (C=10, H2O) |
FEMA | 2109 | ASCORBIC ACID |
storage temp. | 0-6°C |
solubility | H2O: 50 mg/mL at 20 °C, clear, nearly colorless |
form | powder |
pka | 4.04, 11.7(at 25â) |
color | white to slightly yellow |
/td> | 1.0 - 2.5 (25â, 176g/L in water) |
optical activity | [α]25/D 19.0 to 23.0°, c = 10% in H2O |
Water Solubility | 333 g/L (20 ºC) |
Merck | 14,830 |
BRN | 84272 |
Stability: | Stable. May be weakly light or air sensitive. Incompatible with oxidizing agents, alkalies, iron, copper. |