Supplier Page from Thermo Fisher Scientific for 2,3-Dimethyl-1,3-butadiene, 98%, stabilized with BHT
Eicosanoic acid, 98% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, 99+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific