Please use this identifier to cite or link to this item: http://localhost:80/xmlui/handle/123456789/16653
Title: Determination of astemizole by a spectrophotometric charge- transfer method
Authors: O A Al-Deeb
H A Al-Khamees
M E Hagga
M E Al-Awady
Issue Date: 5-Jan-1994
Publisher: Karachi: Faculty of Pharmacy & Pharmaceutical Sciences University of Karachi
Citation: AL-DEER, O. A., AL-KHAMEES, H. A., HAGGA, M. E., & AL-AWADY, M. E. (1994). Determination of astemizole by a Spectrophotometric charge-transfer method. Pakistan Journal of Pharmaceutical Sciences, 7(1), 43-50.
Abstract: Iodine-astemizole charge-transfer complex has been utilized for the assay of astemizole. The complex formed in the proposed method shows strong absorption at 360 nm with a corresponding molar absorptivity. epsilon of 3.26 x 10 L mol1 cm-1 and obeyance of Beer's law over the concentration range 2-12 pg/mi. When the proposed method was applied to commercial tablets labeled to contain 10 mg of active ingredient per tablet, the mean percentage found was 99.72 +/- 1.36. Analysis of variance, (ANO VA), and added recovery experiments indicated adequate precision and accuracy for the method.
URI: http://142.54.178.187:9060/xmlui/handle/123456789/16653
ISSN: 1011-601X
Appears in Collections:Issue No. 1

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