| Article No | S-07640 | ||
| CAS No | 477-73-6 | ||
| HSN Code | 32041310 | ||
| Purity | - | ||
| Grade | For Microscopy | ||
| Molecular Formula | C20H19ClN4 | ||
| Molecular Weight | 350.84 | ||
| Shelf Life | 5 years | ||
25 gm

100 gm
500 gm
| Description | Dark greenish coloured powder | ||
| Absorption Maxima in (50% ethanol) | 530 - 534 nm | ||
| Absorptivity (A 1%, 1cm at λ max) | Min. 875 | ||
| Ratio λmax+/- 15nm | 1.10 - 1.32 | ||
| Loss on drying at 110°C | Max. 15.0% | ||
| Melting Point [°C] | 240°C | ||
| Solubility in water | Soluble in water | ||
| Dye Content | Min 85% | ||