Supplier Page from Thermo Fisher Scientific for Citric acid, disodium salt sesquihydrate, 99%, pure
3-Fluorobenzoic acid, 99% from Thermo Fisher Scientific
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyltriphenylphosphonium bromide, 98% from Thermo Fisher Scientific