Supplier Page from Thermo Fisher Scientific for Ethyl propiolate, 99%
2-Ethoxyethyl ether, 98+%, extra pure from Thermo Fisher Scientific
Estrone, 99+% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific