“…Addition of magnesium has been reported as a valuable matrix modification in the analysis of As in marine air particulates. 282 Suitable methods for low volume air sampling and flameless AAS analysis have been reported for the metals Cd, Cu, Fe, Pb, and Zn, 277 Al, Ca, Cd, Co, Cr, Fe, Mg, Mn, Ni, Pb, and Zn, 283 and for Cd, Pb, and Mn in size-fractionated aerosols. 284 Automation of AAS analysis with electrothermal atomization for the determination of lead in atmospheric particles has been described by Pickford and Rossi.…”