Ethylenediaminetetraacetic acid (EDTA), also known by several other names, is a chemical used for both industrial and medical purposes.
E 1035 (OTTO )Ethylenediaminetetraacetic acid, ACS reagent, 99.4-100.6%, powder Cas 60-00-4 - used for scavenging metal ions: In biochemistry and molecular biology, ion depletion is commonly used to deactivate metal-dependent enzymes, either as an assay for their reactivity or to suppress damage to DNA or proteins.