SCHEDULED MAINTENANCE
An electrothermal atomic-absorption spectrophotometric determination of chromium(VI) in urine samples is described. The separation of these ions from the biological matrix by using high relative molecular mass amines (such as Amberlite LA-1 or LA-2 liquid anion exchangers) is also reported.
C. Minoia, A. Mazzucotelli, A. Cavalleri and V. Minganti, Analyst, 1983, 108, 481 DOI: 10.1039/AN9830800481
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