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1. Determination of Some Cephalosporins Using Derivative Spectrophotometry
Authors: Fawzy A. El-yazbi a;Magda H. Barary a
Analytical Letters, Volume 18, Issue 5 1985 , pages 629 - 640

DOI:

http://dx.doi.org/10.1080/00032718508066162

Код: Выделить всё

http://www.informaworld.com/smpp/content~db=all~content=a762705214~frm=titlelink

2 Analytica Chimica Acta Volume 209, 1988, Pages 175-184
Determination of mixtures of ampicillin and cloxacillin in pharmaceuticals by second-derivative spectrophotometry
Basilio Morellia

DOI:

http://dx.doi.org/10.1016/S0003-2670(00)84560-2

3. Talanta Volume 36, Issue 6, June 1989, Pages 683-685
Spectrophotometric determination of amoxycillin and clavulanic acid in pharmaceutical preparation
Ezzat M. Abdel-Moety*, Mohammad A. Abounassif, Mohamed E. Mohamed and Nashaat A. Khattab

DOI:

http://dx.doi.org/10.1016/0039-9140(89)80265-6

4. Talanta Volume 53, Issue 5, 26 January 2001, Pages 907-914
Application of oxidative coupling reactions for the estimation of ritodrine hydrochloride in bulk sample and dosage forms
Chilukuri S. P. SastryCorresponding Author Contact Information, E-mail The Corresponding Author, a, Ravi Chintalapatia, Adapa V. S. S. Prasada and Bhetanabhotla S. Sastryb

DOI:

http://dx.doi.org/10.1016/S0039-9140(00)00518-X

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SergSam, Abwer , mille grazie!