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Quality control of liquid herbal drug preparations: ethanol content and test on methanol and 2-propanol

By Apers S., Van Meenen E., Pieters L., Vlietinck A. in (2003)

Elsevier

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Determination of hamamelitannin, catechins and gallic acid in witch hazel bark, twig and leaf by HPLC

By Wang H., Provan G.J., Helliwell K. in (2003)

Elsevier

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Stability-indicating HPTLC determination of tizanidine hydrochloride in bulk drug and pharmaceutical formulations

By Mahadik K.R., Paradkar A.R., Agrawal H., Kaul N. in (2003)

Elsevier

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Square wave adsorptive stripping voltammetric determination of piromidic acid. Application in urine

By Guiberteau Cabanillas A., Ortiz Burguillos J.M., Martinez Canas M.A., Rodriguez Caceres M.I., Salinas Lopez F. in (2003)

Elsevier

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Use of mathematical derivatives (time-domain differentiation) on chromatographic data to enhance the detection and quantification of an unknown 'rider' peak

By Ford S.J., Elliott M.A., Halbert G.W. in (2003)

Elsevier

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Flow amperometric determination of pharmaceuticals with on-line electrode surface renewal

By Catarino R.I.L., Conceicao A.C.L., Garcia M.B.Q., Goncalves M.L.S., Lima J.L.F.C., Correia dos Santos M.M. in (2003)

Elsevier

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Polysaccharide-based chiral phase under polar organic mode of elution in the determination of the enantiomeric purity of emtricitabine an anti-HIV analogue nucleoside

By Cass Q.B., Watanabe C.S.F., Rabi J.A., Bottari P.Q., Costa M.R., Nascimento R.M., Cruz J.E.D., Ronald R.C. in (2003)

Elsevier

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Stripping voltammetric and polarographic techniques for the determination of anti-fungal ketoconazole on the mercury electrode

By Arranz P., Arranz A., Moreda J.M., Cid A., Arranz J.F. in (2003)

Elsevier

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Simultaneous determination of loratadine and pseudoephedrine sulfate in pharmaceutical formulation by RP-LC and derivative spectrophotometry

By Mabrouk M.M., El-Fatatry H.M., Hammad S., Wahbi A.A.M. in (2003)

Elsevier

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Linear regression analysis and its application to the multivariate spectral calibrations for the multiresolution of a ternary mixture of caffeine, paracetamol and metamizol in tablets

By Dinc E. in (2003)

Elsevier

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