Original Articles IDENTIFICATION BY RP-HPLC-DAD OF NATURAL DYESTUFFS FROM LAKE PIGMENTS PREPARED WITH A MIXTURE OF WELD AND DYER'S OAK DYE PLANTS
O. Deveoglu, E. Torgan & R. Karadag
331
MEASUREMENT OF FLUOROQUINOLONE ANTIBIOTICS FROM HUMAN PLASMA USING HOLLOW FIBER LIQUID-PHASE MICROEXTRACTION BASED ON CARRIER MEDIATED TRANSPORT
Ali Esrafili, Yadollah Yamini, Mahnaz Ghambarian, Shahab Shariati & Morteza Moradi
343
A MICELLAR LIQUID CHROMATOGRAPHIC METHOD FOR THE DETERMINATION OF CARBARYL AND 1-NAPHTHOL IN BIOLOGICAL SAMPLES
Josep Esteve-Romero, Sergio Marco-Peiro, Maria Rambla-Alegre, Abhilasha Durgbanshi, Devasish Bose & Sandeep K. Mourya
355
COMPARISON OF INFRARED-ASSISTED EXTRACTION AND OTHER TECHNIQUES FOR ANALYSIS OF INDIGO AND INDIRUBIN IN LEAVES OF ISATIS INDIGOTICA FORT
Yile Chen, Xiao Zhu, Yingjia Yu, Yi Cai, Yan Li & Gengli Duan
362
METHOD FOR THE DETERMINATION OF ORGANOPHOSPHORUS PESTICIDE RESIDUES IN OKRA (ABLEMOSCHUS ESCULENTUS) BY LIQUID CHROMATOGRAPHY?TANDEM MASS SPECTROMETRY
M. Bujagendra Raju, C. Narasimha Rao, G. V. Ravi Kumar, B. Thirupathi Rao, P. Murali Krishna, V. Sreenivasulu, K. Prasad & P. Venkateswarlu
375
DEVELOPMENT AND VALIDATION OF RP-HPLC METHOD FOR SIMULTANEOUS ESTIMATION OF METFORMIN HYDROCHLORIDE AND REPAGLINIDE IN TABLET DOSAGE FORM
Love Kumar Soni, Tamanna Narsinghani & Madhavi Jain
385
DEVELOPMENT AND VALIDATION OF RP-HPLC METHOD FOR QUANTITATION OF AMOXICILLIN TRIHYDRATE IN BULK AND PHARMACEUTICAL FORMULATIONS USING BOX-BEHNKEN EXPERIMENTAL DESIGN
Sarwar Beg, Kanchan Kohli, Suryakanta Swain & M. Saquib Hasnain
393
INVESTIGATION OF THE EFFECT OF PRESSURE AND LIOPHILIC MOBILE PHASE ADDITIVES ON RETENTION OF SMALL MOLECULES AND PROTEINS USING REVERSED-PHASE ULTRAHIGH PRESSURE LIQUID CHROMATOGRAPHY
Alexey Makarov, Rosario LoBrutto, Paul Karpinski, Yuri Kazakevich, Christos Christodoulatos & A. K. Ganguly
407
RP-HPLC METHOD FOR SIMULTANEOUS ESTIMATION OF ATORVASTATIN CALCIUM, LOSARTAN POTASSIUM, ATENOLOL, AND ASPIRIN FROM TABLET DOSAGE FORM AND PLASMA
Neela M. Bhatia, Sachin B. Gurav, Swapnil D. Jadhav & Manish S. Bhatia
428
DETERMINATION OF CORTISOL, CORTISONE, PREDNISOLONE AND PREDNISONE IN BOVINE URINE BY LIQUID CHROMATOGRAPHY?ELECTROSPRAY IONISATION SINGLE QUADRUPOLE MASS SPECTROMETRY
Radmila Pavlovic, Luca Chiesa, Silvia Soncin, Sara Panseri, Francesca Tiziana Cannizzo, Bartolomeo Biolatti & Pier Antonio Biondi
444
DEVELOPMENT AND VALIDATION OF REVERSED-PHASE LC METHOD FOR THE ANALYSIS OF METHAMPHETAMINE AND PROPRANOLOL IN TABLETS
Tony K. Bradshaw & Ghulam A. Shabir
458