Supplier Page from Thermo Fisher Scientific for µa-Naphtholphthalein
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
5-Aminolevulinic acid hydrochloride, 98+% from Thermo Fisher Scientific
5-Hydroxyindole-3-acetic acid, 99% from Thermo Fisher Scientific
L-Serine methyl ester hydrochloride, 98% from Thermo Fisher Scientific