Supplier Page from Thermo Fisher Scientific for Ribonuclease, bovine pancreas
µb-Casomorphin, human, 95+% from Thermo Fisher Scientific
Cholecystokinin, CCK Octapeptide (26-33) from Thermo Fisher Scientific
Melanocyte-Stimulating Hormone-Release Inhibiting Factor, synthetic from Thermo Fisher Scientific
Proteinase K, from Tritirachium album, Thermo Scientific from Thermo Fisher Scientific