a-Naphtholbenzein, 88+%, Indicator Grade, 5g

a-Naphtholbenzein, 88+%, Indicator Grade, 5g
For Research & Development
Not for drug, human, animal, or food use

Certificate of Analysis:
Appearance (Color) Red
Appearance (Form) Powder
Assay (by UV-VIS) 88+%
 Infrared Spectrum Conforms to structure 
Melting Point 230-235ºC 
UV-Visible Spectrum (C=0.01 g/l in methanol) E451nm=8,900 E299nm=15,000 E210NM=60,500 
Solubility 1% in ethanol 
Suitability as an acid-base indicator

CAS: 145-50-6

FORMULA: C₂₇H₁₈O₂