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Analysis of Cocaine, Benzoylecgonine, Codeine, and Morphine in Hair by Supercritical Fluid Extraction with Carbon Dioxide Modified with Methanol

✍ Scribed by Brewer, William E.; Galipo, Randolph C.; Sellers, Kristen W.; Morgan, Stephen L.


Book ID
120054961
Publisher
American Chemical Society
Year
2001
Tongue
English
Weight
76 KB
Volume
73
Category
Article
ISSN
0003-2700

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One way of collecting extracted analytes after a supercritical fluid extraction (SFE) is to pass the depressurized fluid through a trap composed of a solid adsorbent. The influence of the adsorbent nature on the trap efficiency has been studied. First, the retention factors of each compound of a pol