Abstract
Electropherograms of blank human plasma (A) and human plasma spiked with 2.0 μg mL−1 of each of the antihistamines and 4.0 μg mL−1 internal standard (B). The insert is a magnified view of the main part of the electropherogram B. Peak identification: 1 – palmatine (internal standard), 2 – diphenhydramine, 3 – chlorpheniramine, 4 – promethazine, U – unknown.
Published Version
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