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	1.	Conductometric and indirect AAS determination of antimalarials. [electronic resource] by Amin, Alaa S Issa, Yousry M Producer: 20031021 In: Journal of pharmaceutical and biomedical analysis vol. 31 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	PVC membrane ion-selective electrodes for the determination of Hyoscyamine in pure solution and in pharmaceutical preparations under batch and flow modes. [electronic resource] by Badawy, Sayed S Issa, Yousry M Mutair, Ali A Producer: 20051115 In: Journal of pharmaceutical and biomedical analysis vol. 39 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Construction and performance characterization of ion-selective electrodes for potentiometric determination of pseudoephedrine hydrochloride applying batch and flow injection analysis techniques. [electronic resource] by Zayed, Sayed I M Issa, Yousry M Hussein, Ahmed Producer: 20070119 In: Annali di chimica vol. 96 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Simultaneous quantification of simeprevir sodium: A hepatitis C protease inhibitor in binary and ternary mixtures with sofosbuvir and/or ledipasvir utilizing direct and H-point standard addition strategies. [electronic resource] by Mohamed, Sabrein H Issa, Yousry M Salim, Alyaa I Producer: 20190131 In: Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy vol. 210 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Ion-selective electrodes for potentiometric determination of ranitidine hydrochloride, applying batch and flow injection analysis techniques. [electronic resource] by Issa, Yousry M Badawy, Sayed S Mutair, Ali A Producer: 20060119 In: Analytical sciences : the international journal of the Japan Society for Analytical Chemistry vol. 21 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Potentiometric flow injection analysis of mebeverine hydrochloride in serum and urine. [electronic resource] by Ibrahim, Hosny Issa, Yousry M Abu-Shawish, Hazem M Producer: 20050603 In: Journal of pharmaceutical and biomedical analysis vol. 36 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Extraction-free spectrophotometric assay of the antitussive drug pentoxyverine citrate using sulfonephthalein dyes. [electronic resource] by Mohamed, Sabrein H Issa, Yousry M Elfeky, Shaimaa A Producer: 20200106 In: Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy vol. 222 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Conductimetric determination of phenylpropanolamine HCl, ranitidine HCl, hyoscyamine HBr and betaine HCl in their pure state and pharmaceutical preparations. [electronic resource] by Issa, Yousry M Youssef, Ahmed F A Mutair, Ali A Producer: 20060606 In: Farmaco (Societa chimica italiana : 1989) vol. 60 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	9.	Chemically modified carbon paste and membrane sensors for the determination of benzethonium chloride and some anionic surfactants (SLES, SDS, and LABSA): Characterization using SEM and AFM. [electronic resource] by Issa, Yousry M Mohamed, Sabrein H Baset, Mohamed Abd-El Producer: 20180108 In: Talanta vol. 155 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	10.	Determination of residues of acetaminophen, caffeine, and drotaverine hydrochloride on swabs collected from pharmaceutical manufacturing equipment using HPLC in support of cleaning validation. [electronic resource] by Hassouna, Mohamed E M Issa, Yousry M Zayed, Ashraf G Producer: 20161213 In: Journal of AOAC International vol. 97 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	11.	Charge-transfer complexes of pyrimidine Schiff bases with aromatic nitro compounds. [electronic resource] by Issa, Yousry M el-Ansary, A L Sherif, O E Hassib, H B Producer: 20111018 In: Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy vol. 79 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)