𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Determination of cocaine and cocaethylene in urine by solid-phase microextraction and gas chromatography–mass spectrometry

✍ Scribed by Mauricio Yonamine; Alessandro Morais Saviano

Publisher
John Wiley and Sons
Year
2006
Tongue
English
Weight
108 KB
Volume
20
Category
Article
ISSN
0269-3879

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Rapid determination of corticosteroids i
Rapid determination of corticosteroids in urine by combined solid phase microextraction/liquid chromatography/mass spectrometry
✍ Dietrich A. Volmer; Joseph P. M. Hui 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 168 KB 👁 2 views

Solid-phase microextraction combined with fast short-column liquid chromatography/mass spectrometry (SPME/LC/MS) was used for isolating and analysing 11 corticosteroids and 2 steroid conjugates from urine samples. Several SPME parameters such as polarity of fibres, extraction time and effect of ioni

Analysis of flavonoids in tablets and ur
Analysis of flavonoids in tablets and urine by gas chromatography/mass spectrometry and liquid chromatography/mass spectrometry
✍ D. G. Watson; A. R. Pitt 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 91 KB 👁 2 views

A method was developed for the analysis and characterization of quercetin and kaempferol in urine following ingestion of Ginkgo biloba tablets. The method utilized gas chromatography/negative ion chemical ionization mass spectrometry of the trimethysilyl derivatives of the flavonoids. Limits of dete

Rapid Determination of Volatile Constitu
Rapid Determination of Volatile Constituents in Safflower by Microwave Distillation and Simultaneous Solid-Phase Microextraction Coupled with Gas Chromatography-Mass Spectrometry
✍ Yingjia Yu; Bei Yang; Tao Zhou; Haiying Zhang; Luping Shao; Gengli Duan 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 172 KB 👁 2 views

## Abstract In this paper, microwave distillation and solid‐phase microextraction coupled with gas chromatography‐mass spectrometry (MD‐SPME/GC‐MS) was developed for the analysis of essential components in safflower. Using the MD‐SPME technique, the isolation, extraction and concentration of volati