Supplier Page from Thermo Fisher Scientific for Polyvinyl alcohol, 98-99% hydrolyzed, low molecular weight
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific