• British Pharmacopoeia Volume V
  • Appendices
  • Appendix I A. General Reagents

1-Naphtholbenzein

1-Naphtholbenzein Phenylbis(4-hydroxynaphthyl)methanol; C27H20O3 = 392.5 (6948-88-5)

A brownish red powder or shiny brownish black crystals.