Tag Archives: extraction

Extraction and Analysis of Gingko Leaves

You may know that there is a growing interest in the ginkgo tree because herbal supplements using extracts of ginkgo are believed to aid in fighting memory loss.¬† A recent paper [Lang, G.; Wai, C. M. Anal. Chem. 1999, 71, … Continue reading

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Separating a Weakly Acidic Analyte from a Weakly Basic Interferent

Imagine¬† you have an aqueous sample containing a weak acid analyte, HA, and a weak base interferent, HI.¬† The following information about HA, HI, the method of analysis, and the sample are available to you: Ka,HA = 1.00 x 10-3 … Continue reading

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