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| | Postmortem Identification and Quantitation of 2,5-Dimethoxy-4-n-propylthiophenethylamine Using GC–MSD and ... (Site not responding. Last check: 2007-10-15) |
 | | A number of method parameters were studied including internal standard selection, liquid–liquid extraction scheme, and drug stability in preserved refrigerated blood. |
 | | The adopted method for blood and urine involves the addition of trimethoxyamphetamine (TMA) as internal standard, alkalinization with ammonium hydroxide, and liquid–liquid extraction with n-chlorobutane. |
 | | To facilitate recovery from liver, a 1:4 aqueous homogenate was pretreated with dilute perchloric acid, centrifuged, and the supernatant was extracted as previously described. |
| www.jatox.com /abstracts/2003/october/493-curtis.html (312 words) |
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