Supplier Page from Thermo Fisher Scientific for 5-Carboxyfluorescein, single isomer, 97%
DL-1,2-Hexanediol, 98% from Thermo Fisher Scientific
Hydroquinone, 99% from Thermo Fisher Scientific
Methyl acetoacetate, 99+% from Thermo Fisher Scientific
Oxytetracycline dihydrate, 95% from Thermo Fisher Scientific