Tag Archives: Chromatography

“Can you take a quick look and tell me what’s in this?”

Posted on 11th January 2012 by Ray Perkins

How many times have you been asked that question? Assuming the “what” is a small organic molecule, then GC-MS is the tool that you would probably turn to, but you can easily come to grief with the sample preparation and introduction, … Continue reading →

Posted in Automated Sample Preparation, Chromatography Automation Conference, Dynamic Headspace Sampling, Stir Bar Sorptive Extraction | Tagged , , , , , | Leave a comment

Automated Extraction and Analysis from 40ml Vials

Posted on 6th July 2011 by Ray Perkins

Automated extraction and injection from 2ml and 20ml vials has always been possible using the GERSTEL Multi Purpose Sampler, however sometimes 20ml vials are just too small for the job in hand. If you click on this link, you can … Continue reading →

Posted in Automated Sample Preparation | Tagged , , | Leave a comment

Glucuronides in Pain Management

Posted on 2nd May 2011 by Ray Perkins

Norman Roberts of Liverpool University Hospital asked me the following question concerning the use of Disposible Pipette Extraction for the measurement of pain management drugs in urine, having just read a copy of a poster on the topic: I am … Continue reading →

Posted in Automated Sample Preparation, Clinical Analysis, Solid Phase Extraction | Tagged , , , , , , | Leave a comment