Supplier Page from Thermo Fisher Scientific for 1,3-Propanedisulfonic acid disodium salt, 99% (dry wt.)
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific