Supplier Page from Thermo Fisher Scientific for 5-Nitroisatin, 97%
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific