Supplier Page from Thermo Fisher Scientific for Hygromycin B, 50 µg/mL in distilled water, sterile-filtered
Ethyl acetoacetate, 99%, pure from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethyl phenylcyanoacetate, 97% from Thermo Fisher Scientific
Ethyl propiolate, 99% from Thermo Fisher Scientific