Supplier Page from Thermo Fisher Scientific for Niobium n-butoxide, 99% (metals basis)
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
2-Ethylhexanoic acid, 99% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific