Supplier Page from Thermo Fisher Scientific for Ammonium bis(oxalato)oxotitanate(IV) hydrate, Puratronic:r, 99.998% (metals basis)
2-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
Ethyl 3-aminocrotonate, 98.5% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Fluorescein, pure from Thermo Fisher Scientific