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A method for line selecting has been offered in ICP-AES in the case of the determination of 30 elements (Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Hg, La, Mg, Mn, Mo, Nb, Ni, P, Pb, Se, Si, Sn, Ta, Ti, Th, V and Zn) in wolfram.

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