Synonyms:
1,4,7-triazaheptane-1,1,4,7,7-pentaacetic acid 1,1-calcium 4,7,7-trisodium salt ; diethylenetriaminepentaaceticacdicalciumtrisodiumsalt ; calcium trisodium diethylenetriaminepentaacetate ; diethylenetriaminepentaacetic acid calcium trisodium salt  ; diethylenetriaminepentaacetic acid calcium trisodium salt ; 2,2'-[[2-[[2-[bis(sodiooxycarbonylmethyl)amino]ethyl](sodiooxycarbonylmethyl)amino]ethyl]imino]bisacetic acid calcium salt ; diethylenetriaminepentaacetic acdi calcium trisodium salt ; calcium trisodium dtpa