Naphthalene black 10B (naphthol blue black, acid black 1) 80% (dye content), Sigma-Aldrich®

: SIGMA ALDRICH MICROSCOPY

Naphthalene black 10B (naphthol blue black, acid black 1) 80% (dye content), Sigma-Aldrich®

: SIGMA ALDRICH MICROSCOPY

:1064-48-8

:

:C₂₂H₁₄N₆Na₂O₉S₂

:MFCD00004017

:616.49 g/mol

:M-Clarity™ quality level = MQ200

:213-903-1

:GHS07

:Ambient

Appearance (Color):
Brown to Very Dark Brown and Black
Appearance (Form):
Powder
Infrared spectrum:
Conforms to Structure
Wavelength c = 0.007g/l in H2O:
616 - 622 nm
Extinction Coefficient:
≥42000
Wavelength:
318 - 324 nm
TLC Consistent With Control:
Conforms
Solubility (Turbidity) Opaque (c = 1mg/ml; H2O):
Conforms
Solubility (Color):
Dark Blue to Very Dark Blue
Water (by Karl Fischer):
≤10.0 %
Carbon:
≥33.4 %
Nitrogen:
≥10.6 %

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