LSD Limit-of-Detection by LC-MS

LSD Analysis in Urine by LC-MS Application Note Forensic Toxicology Robert Ricker The detection of LSD is difficult because of its efficacy at extremely low dosages. The drug is also rapidly excreted, dropping to urine concentrations of < 200 pg/mL…

Analysis of Nortriptyline in Plasma Application Note Pharmaceutical Robert Ricker Nortriptyline is tested to determine physiological levels in the blood stream upon treatment or misuse. On-line sample preparation/concentration using column switching enabled this analysis to be a fast, direct approach.…

Anorectics (Fen-Phen) Analysis on ZORBAX Bonus-RP Application Forensic Toxicology Robert Ricker The dietary aide, Fen-Phen, is a mixture of two basic drugs. These compounds elute from ZORBAX Bonus-RP with reduced peak tailing compared to that on an alkyl-C8 column. Highlights…

Analysis of pharmaceuticals and drug related impurities using Agilent instrumentation Application Compendium Introduction The analysis of impurities in drugsubstances, from initial screening to the use of validated methods in routine quality control and quality assurance, is becoming an increasingly challenging…