释义 |
ethylenediaminetetraacetic acid \+|te.trə+...-\ noun Etymology: ethylenediamine + tetra- + acetic : a colorless crystalline acid (HOOCCH2)2NCH2CH2N(CH2COOH)2 used especially in the form of its salts (as the tetrasodium salt or the calcium disodium salt) as a chelating and sequestering agent in industry, in chemical analysis, and in pharmacy and medicine (as in the treatment of lead poisoning) — abbr. EDTA |