Supplier Page from Thermo Fisher Scientific for 4-Bromobenzenesulfinic acid sodium salt dihydrate, 97%
Eicosanoic acid, 98% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Ethyl cyanoacetate, 98+% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific