Supplier Page from Thermo Fisher Scientific for Copper, 99%, powder, max. 106 µm (-140 mesh)
Ellagic acid, 97% from Thermo Fisher Scientific
Esculin hydrate, 97% from Thermo Fisher Scientific
Ethyl benzoate, 99+% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific