Supplier Page from Thermo Fisher Scientific for N,N'-Bis(3-aminopropyl)-1,3-propanediamine, 97%
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl carbazate, 97% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific