Supplier Page from Thermo Fisher Scientific for Copper(II) gluconate
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
Diethyl carbonate, 99% from Thermo Fisher Scientific
Semicarbazide hydrochloride, 99+% from Thermo Fisher Scientific
trans-4-Hydroxy-L-proline, 99+% from Thermo Fisher Scientific