| CAS No. | : | 119-26-6 |
| Synonym | : | 2,4-DNPH |
| Appearance | : | Bright red crystalline powder |
| Identification | : | IR similar to standard |
| Solubility | : | 10 mg soluble in 10 ml of alcohol |
| Residue on ignition | : | <0.1% |
| Sulfated ash | : | <0.02% |
| Sulfuric acid insoluble matter | : | <0.01% |
| Melting range | : | 195 – 200oC (decomp) |
| Assay | : | >98.0% |
