Supplier Page from Thermo Fisher Scientific for Acetonitrile, 99.9%, for HPLC gradient grade, ACS reagent, meets the requirem. of Reag. Ph.Eur
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
4-Fluorobenzenesulfonyl chloride, 98% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethylene carbonate, 99+% from Thermo Fisher Scientific