Supplier Page from Thermo Fisher Scientific for Xanthine monosodium salt monohydrate, 96+% (dry basis), Thermo Scientific
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
Epichlorohydrin, 99% from Thermo Fisher Scientific
Ethyl 2-oxocyclohexanecarboxylate, 95% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific