Synonyms: [nitrilotri(methylene)]tris(phosphonic) acid, compound with 2-aminoethanol and 2,2',2''-nitrilotriethanol;Aminotris(methylphosphonic acid), triethanolamine and ethanolamine mixed salts;Phosphonic acid, [nitrilotris(methylene)]tris-, compd. with 2-aminoethanol and 2,2',2''-nitrilotris[ethanol];[Nitrilotris(methylene)]trisphosphonic acid/2-aminoethanol/2,2',2''-nitrilotris[ethanol],(1:x:x)