15844-52-7 34831-02-2 COPPER (2+) NTA Copper nitrilotriacetate Copper nitrilotriacetic acid Cuprate(1-), (N,N-bis(carboxymethyl)glycinato(3-)-N,O,O',O'')-, hydrogen, (T-4)- EINECS 252-233-4 HSDB 1307 Hydrogen (N,N-bis(carboxymethyl)glycinato(3-)-N,O,O',O'')cuprate(1-)