Supplier Page from Thermo Fisher Scientific for D(-)-Penicillamine, 99%, specified according to Ph.Eur. and USP
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
4-Ethylaniline, 99+% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific