Supplier Page from Thermo Fisher Scientific for Fast Blue BB salt
(+)-5-Iodo-2'-deoxyuridine, 99% from Thermo Fisher Scientific
4-Aminophenylacetic acid, 98% from Thermo Fisher Scientific
5-Aminolevulinic acid hydrochloride, 98+% from Thermo Fisher Scientific
Semicarbazide hydrochloride, 99+% from Thermo Fisher Scientific