Proksa B
Slovakofarma a.s., Hlohovec, Slovak Republic.
J Pharm Biomed Anal. 1999 Jun;20(1-2):179-83. doi: 10.1016/s0731-7085(99)00015-1.
Separation of morphine and its oxidation products (10-S-hydroxymorphine, pseudomorphine and morphine N-oxide) by capillary zone electrophoresis in Tris-borate buffer in the presence of cyclodextrins was studied. Pyridoxine was used as an internal standard.