Supplier Page from Thermo Fisher Scientific for µa-Naphtholphthalein
Ethyl 4-chlorobutyrate, 97% from Thermo Fisher Scientific
Ethyl butyrylacetate, 98% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific
Fluorobenzene, 99% from Thermo Fisher Scientific