PHENOLPHTHALEINE INDICATOR SOLUTION
PHENOLPHTHALEINE INDICATOR SOLUTION
| Article No. | 579022 |
| Grade | Bp |
| Purity | – |
| CAS No. | 77-09-8 |
| Molecular Formula | C20H14O4 |
| Molecular Weight | 318.3 |
| H.S. Code | 3822.9090 |
| Shelf Life | 60 Months |
Physical properties
| Physical state at 20 °C | Liquid |
| Colour | Clear Colorless |
| Odour | Alcoholic odour |
| Melting point/Freezing point | -89°C |
| Auto-ignition temperature | 398.9°C |
| Flammability (solid, gas) | Flammable |
| Flash point | 21.7°C |
| Boiling point | 83°C |
| Evaporation rate | 2.88 |
| Vapour pressure (20°C) | 40 mm Hg at 20 °C |
| Vapour pressure (mm/Hg) | 40 mm Hg at 20 °C |
| Vapour density | 2.1 |
| Density | 0.7855 g/cm³ |
| Solubility in water | Soluble in water |
| Explosion limits – upper (%) | 12.70% |
| Explosion limits – lower (%) | 2% |
Specifications
| Appearance | Clear colourless liquid |
| Solubility | Miscible with water |
| Colour change | pH 8.2 (colourless) to pH 10.0 (red) |
| Assay (wt/v) | (1±0.05)% |
| Packings | 100 ml-Liter |
