Supplier Page from Thermo Fisher Scientific for Cobalt(II) oxide, Co >74%, -325 mesh
2-Ethylaniline, 98% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific