Supplier Page from Thermo Fisher Scientific for Ethylenebis(oxyethylenenitrilo)tetraacetic acid, 98%
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific