Benzopurpurine 4B
Fornitore: TCI
Synonyms:
Direct Red 2, CI 23500, Direct Red 3, Benzopurpurin B
Formula:
C₃₄H₂₈N₆O₆S₂ |
MDL Number:
MFCD00012410 CAS Number: 992-59-6 EINECS: 213-594-3 Merck Index: 14,01101 |
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Risultati del test di specificazione
Appearance | Orange to Brown powder to crystal |
Lambda max. | 480.0 to 495.0 nm (pH 4.4 buffer sol.) |
Absorbance | min. 0.850 (20mg/L, pH 4.4 buffer sol., 480.0 to 495.0 nm) (calcd.on dried substance) |
Drying loss | max. 10.0 % |
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