Abstract
A method for the determination of impurities in lead is described. The sample is excited by the new MNF controlled arc generator. The method is suitable for determination of the following seven impurities into the ranges of concentration shown: Sb (50–5400 p.p.m.),As (20–1000 p.p.m.), Bi (10–940p.p.m.),Cu (1–760 p.p.m.), Zn (8–280p.p.m.), Ag (5–160p.p.m.) and Sn (5–1800 p.p.m.). The average square error is 3.0%.
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