Supplier Page from Thermo Fisher Scientific for Diethyl dicarbonate, 97%
1,2-Ethanedithiol, 95% from Thermo Fisher Scientific
Imidazole, 99% from Thermo Fisher Scientific
L(+)-Glutamic acid monosodium salt monohydrate, 99% from Thermo Fisher Scientific
L(+)-Lysine monohydrochloride, 99% from Thermo Fisher Scientific