PRODUCT SPECIFICATION
| TEST | SPECIFICATION |
| Appearance (Form) | Powder |
| Appearance (Color) | Yellow |
| Melting Point | 142-147 degC |
| Solubility in Methanol | Soluble |
| Maximum Absorption at γ max (nm) | 398 (±5) nm |
| Absorbance (%) | 1204 (±10%) |
| Volatile Matter at 105°C | 10 % Max. |
| Iron | <250ppm |
| HPLC Purity | >98% |
