Supplier Page from Thermo Fisher Scientific for Zirconium(IV) n-propoxide, 70% w/w in n-propanol
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Eugenol, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific