Second-derivative spectrophotometric ass
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Basilio Morelli
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Article
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1988
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John Wiley and Sons
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English
โ 390 KB
'Zero-crossing' derivative spectrophotometry has been used for determining binary mixtures of dicloxacillin Na and ampicillin Na, which are penicillins with closely overlapping absorption spectra. The procedure is rapid, simple, nondestructive, and does not require solutions of equations. Calibratio