Supplier Page from Thermo Fisher Scientific for Tetrabutylammonium phosphate monobasic, 0.5M conc. in HPLC grade water, HPLC grade
2(2-Ethoxyethoxy)ethanol, 98+% from Thermo Fisher Scientific
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific