| Article No. | 04840 |
| Purity | 60% |
| Molecular Formula | C15H17ClN4 |
| H.S. Code | 3204.9000 |
| Grade | AR |
| CAS No. | 553-24-2 |
| Molecular Weight | 288.78 |
| Shelf Life | 60 Months |
Symbol:
| Physical state at 20 °C | Solid | Colour | Dark green powder | ||||
| Odour | Odorless | pH value | 3.1 | ||||
| Melting point/ Freezing point [°C] | 290 °C | Solubility in water [% weight] | Soluble in water | ||||
| Appearance | Dark green powder | Dye content (by spectrophotometry) | Min 60% |
| Transition range (pH 6.8 - 8.0) | Violet Red - Yellow | Solubility (0.1% in 50% ethanol) | Clear solution |
| Absorption maxima (50% ethanol + 2 ml acetic acid) | 539 - 544 nm | Absorptivity (A 1%/1cm; at λmax; in 50% ethanol + 2 ml acetic acid) | Min 900 |
| Loss on drying (at 110°C) | Max 12% |
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