Supplier Page from Thermo Fisher Scientific for 1-Ethyl-3-methylimidazolium tetrafluoroborate, 98+% (dry wt.), may cont. up to 3% water
Estrone, 99+% from Thermo Fisher Scientific
Ethyl oxalyl chloride, 98% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific
Flavone, 99+% from Thermo Fisher Scientific