Supplier Page from Thermo Fisher Scientific for 4-Amino-3-hydroxy-1-naphthalenesulfonic acid, ACS, 90+%
2-Ethylaniline, 98% from Thermo Fisher Scientific
4-Fluoroaniline, 98% from Thermo Fisher Scientific
Ethyl indole-2-carboxylate, 97% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific