Supplier Page from Thermo Fisher Scientific for Phosphoric acid, ACS reagent, 85+% solution in water
1-Ethynyl-1-cyclohexanol, 99+% from Thermo Fisher Scientific
9-Fluorenone, 99+% from Thermo Fisher Scientific
Ethyl 4,4,4-trifluoroacetoacetate, 97% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific