Supplier Page from Thermo Fisher Scientific for 3,5-Diaminobenzoic acid, 98%, may contain up to 3% moisture
Ethyl 3-hydroxybutyrate, 99% from Thermo Fisher Scientific
Ethyl N-piperazinecarboxylate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, 99%, pure from Thermo Fisher Scientific
Iron(III) acetylacetonate, 99+% from Thermo Fisher Scientific