𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Determination of methylmercury in fish and river water samples using in situ sodium tetraethylborate derivatization following by solid-phase microextraction and gas chromatography-mass spectrometry

✍ Scribed by Yong Cai; Josep M. Bayona

Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
657 KB
Volume
696
Category
Article
ISSN
1873-3778

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Determination of methylmercury in fish a
Determination of methylmercury in fish and aqueous samples using solid-phase microextraction followed by gas chromatography–atomic fluorescence spectrometry
✍ Yong Cai; Sugunya Monsalud; Kenneth G. Furton; Rudolf Jaffé; Ronald D. Jones 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 91 KB 👁 2 views

An analytical method is described for methylmercury determination in fish and aqueous samples using solid-phase microextraction (SPME) followed by gas chromatography-atomic fluorescence spectrometry (GC-AFS). The procedure involves aqueous-phase derivatization of methylmercury species with sodium te

Determination of anatoxin-a in environme
Determination of anatoxin-a in environmental water samples by solid-phase microextraction and gas chromatography-mass spectrometry
✍ Vania Rodríguez; Mauricio Yonamine; Ernani Pinto 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 499 KB 👁 1 views

## Abstract In the present work, a method was developed and optimized aiming at the determination of anatoxin‐__a__ in environmental water samples. The method is based on the direct derivatization of the analyte by adding hexylchloroformate in the alkalinized sample (pH = 9.0). The derivatized anat

Determination of nitrobenzenes in river
Determination of nitrobenzenes in river water, sediment and fish samples by gas chromatography-mass spectrometry
✍ Yoshinori Nishikawa; Tameo Okumura 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 736 KB

Traces of 10 nitrobenzenes in environmental samples such as river water, sediment and fish were determined by capillary gas chromatography-mass spectrometry (GC-MS) involving liquid-liquid extraction, steam distillation and column clean up procedures. The nitrobenzenes could be determined in water w

Determination of phthalic monoesters in
Determination of phthalic monoesters in aqueous and urine samples by solid-phase microextraction–diazomethane on-fibre derivatization–gas chromatography–mass spectrometry
✍ Roberto Alzaga; Araceli Peña; Josep María Bayona 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 244 KB 👁 1 views

## Abstract A solvent‐free analytical methodology for the determination of phthalic monoesters (MPs) with diazomethane on‐fibre derivatization using solid‐phase microextraction–gas chromatography–mass spectrometry (SPME–DOFD–GC–MS) was developed. Among the different SPME fibres evaluated, the polyd

Determination of methylmalonic acid and
Determination of methylmalonic acid and glutaric acid in urine by aqueous-phase derivatization followed by headspace solid-phase microextraction and gas chromatography-mass spectrometry
✍ Ning Li; Chunhui Deng; Xiangmin Zhang 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 431 KB

## Abstract In this work, a novel technique of aqueous‐phase derivatization followed by headspace solid‐phase microextraction and gas chromatography‐mass spectrometry was developed for the determination of organic acids in urine. The analytical procedure involves derivatization of organic acids to