(Natural Black I, Hydroxybrasilin)
C16H14O6 F.W. 302.29 CAS #517-28-2
Solubility: 10.0% Water; 10.0% Alcohol; 9.5% Cellosolve™; 10% Glycol; 0.0% Xylene. A certified biological stain used in histology and cytology and plastic embedded tissues.
Chen, Chang, S., J Arch. of Path., 93,334 (1972).