Supplier Page from Thermo Fisher Scientific for p-Toluenesulfonic acid, pure, 12% in acetic acid
2-Ethoxybenzamide, 97% from Thermo Fisher Scientific
Ellagic acid, 97% from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific