Determination of As, Cd, Pb and Se in DORM-1 dogfish muscle reference material using alkaline solubilization and electrothermal atomic absorption spectrometry with Ir+Rh as permanent modifiers or Pd+Mg in solution

1. Giacomelli, M.B.O.
2. Lima, M.C.
3. Stupp, V.
4. De Carvalho Jr., R.M.
5. Da Silva, J.B.B.
6. Barrera, P.B.