A recent study evaluated the suitability of pyrolysis–gas chromatography-mass spectrometry (Py-GC–MS) for detecting and ...

Quick, on-the-spot drug tests, often called point-of-use or rapid tests, are designed to give a fast indication of possible ...

In the first part of this webinar, Kirk will talk about headspace sampling and GC-MS measurement of residual solvents using the JEOL JMS-Q1500GC quadrupole GC-MS system, and how the technique can meet ...

Our expert speaker will discuss the results of their research into the levels of leachates in root vegetables, illustrating how plastic-associated compounds were quantified using a novel static ...

Also, both IA and GC-MS tests can produce false-negative results. These fail to indicate recent drug use. A false-negative result can occur when urine is very diluted, for example. Many factors ...