63597-34-2 EINECS 264-360-2 Nickelate(3-), (N,N-bis((phosphono-kappaO)methyl)glycinato(5-)-kappaN,kappaO)-, tripotassium, (T-4)- Tripotassium (N,N-bis(phosphonomethyl)glycinato(5-))nickelate(3-) Tripotassium nickelous N-carboxymethylnitrilodi(methylenephosphonate)