Differential-pulse cathodic stripping voltammetric determination of sodium nitroprusside at a hanging mercury drop electrode aided by copper(II) and Poly-L-lysine modification

1. Pirzad, R.
2. Moreira, J.C.
3. Rangel, A.O.S.S.
4. Alonso, R.M.
5. Edmonds, T.E.
6. Fogg, A.G.