Supplier Page from Thermo Fisher Scientific for Hydrogen fluoride-pyridine, approx. 70% HF, approx. 30% Pyridine
4-Ethylphenol, 97% from Thermo Fisher Scientific
Ethyl 3-chloropropionate, 98% from Thermo Fisher Scientific
Ethylene glycol dimethyl ether, 99+%, extra pure, stabilized with BHT from Thermo Fisher Scientific
Fluorescein isothiocyanate isomer I, 90%, pure from Thermo Fisher Scientific