Media type: E-Article Title: Simultaneous Determination of Procaine Penicillin G and Benzathine Penicillin G by Second Derivative Spectrophotometry Contributor: Pulgarin, J. Murillo; Molina, A. Alañón; Flores, J. Rodríguez Published: Informa UK Limited, 1992 Published in: Analytical Letters, 25 (1992) 7, Seite 1275-1288 Language: English DOI: 10.1080/00032719208016128 ISSN: 0003-2719; 1532-236X Keywords: Electrochemistry ; Biochemistry (medical) ; Clinical Biochemistry ; Spectroscopy ; Biochemistry ; Analytical Chemistry Origination: Footnote: