Supplier Page from Thermo Fisher Scientific for Quinine, anhydrous, 99% (total base), may cont. up to 5% dihydroquinine
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl dichlorophosphate, 97% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific