Supplier Page from Thermo Fisher Scientific for Reactive Blue 4, dye content min. 35%
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
8-Hydroxyquinoline, ACS reagent from Thermo Fisher Scientific
L(+)-Lysine monohydrochloride, 99% from Thermo Fisher Scientific
Shikimic acid, 98% from Thermo Fisher Scientific