Supplier Page from Thermo Fisher Scientific for µa,µa,µa',µa'-Tetrabromo-o-xylene, 97%
4-Ethylresorcinol, 98% from Thermo Fisher Scientific
Ethyl picolinate, 99% from Thermo Fisher Scientific
Ethylenediamine, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific