Supplier Page from Thermo Fisher Scientific for Betaine, 5M Solution, Molecular Biology Grade, Ultrapure, Thermo Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl 4-bromocrotonate, 75%, tech from Thermo Fisher Scientific
Ethyl phenylpropiolate, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific