) EDDHA was prolonged, and the remaining isomers were being eluted faster from the column. The retention times various somewhat according to the pH in the program. EDTA-Fe can be a chelated sort of iron fertilizer, where iron is bonded with EDTA (Ethylenediaminetetraacetic acid) to improve its absorption and usefulness https://fredj898ofw9.wikiconversation.com/user