This reagent, also known as EDTA, Disodium Salt Dihydrate, presents as a colorless solid. It is known to be soluble in water. For best results, store in a tightly closed container in a cool, dry and well-ventilated place. (Ethylenedinitrilo)tetraacetic Acid Disodium Dihydrate is incompatible with strong oxidizing agents. This chemical is harmful if inhaled and may cause damage to organs through prolonged or repeated exposure.