Chemical name : 8-[(4-Amino-3-nitrophenyl)azo]-7-hydroxy-N,N,N-trimethyl-2-naphthalenaminium chloride
CAS no : 68391-32-2
Molecular Formula : C19H20N5O3Cl
EINECS Number : 269-940-0
PRODUCT SPECIFICATION
| TEST | SPECIFICATION |
| Appearance (Form) | Powder |
| Appearance (Color) | Brown |
| Solubility in water | Soluble |
| Maximum Absorption at γ max (nm) | 458 (±5) nm |
| Absorbance | Min. 415 |
| Volatile Matter at 105°C | 12 % Max |
| Iron | <250ppm |
| HPLC Purity | >90% |
| Heavy Metal | Passes Test |
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