Supplier Page from Thermo Fisher Scientific for Barium chromate, Puratronic:r, 99.995% (metals basis)
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl (ethoxymethylene)cyanoacetate, 98% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific