Supplier Page from Thermo Fisher Scientific for Benzyltrimethylammonium chloride, 97%
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl 2-hydroxyethyl sulfide, 98% from Thermo Fisher Scientific
Ethyl acrylate, 99.5%, stabilized from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific