Supplier Page from Thermo Fisher Scientific for HEPES, 0.5M buffer soln., pH 8.5
4-Fluoroanisole, 99% from Thermo Fisher Scientific
Ethyl isonipecotate, 98+% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific