Supplier Page from Thermo Fisher Scientific for 2,3,4-Trihydroxybenzaldehyde, 98%
DL-Ethyl 2-bromopropionate, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific