Supplier Page from Thermo Fisher Scientific for Ethylenediaminetetraacetic acid tetrasodium salt hydrate, 98%
Acetophenone, 98%, pure from Thermo Fisher Scientific
Fumaric acid, 99+% from Thermo Fisher Scientific
Melatonine, 99% from Thermo Fisher Scientific
Mineral oil, for spectroscopy, suitable for nujol mull preparations for IR-spect from Thermo Fisher Scientific