Profiling of illicit heroin samples by high-resolution capillary gas chromatography for forensic application

Programmable temperature vaporizer appli

Programmable temperature vaporizer applications in an high-resolution gas chromatographic method for the quantitation of impurities in illicit heroin

✍ Elisabetta Bertol; Francesco Mari; Maria Grazia di Milia 📂 Article 📅 1989 🏛 Elsevier Science 🌐 English ⚖ 352 KB

Development of forensic analytical chemi

Development of forensic analytical chemistry method for examination of Merla by thermal analysis and high resolution gas chromatography

✍ Rodrigo Irani Medeiros; Nelson Roberto Antoniosi Filho; Maria Inês Gonçalves Lel 📂 Article 📅 2009 🏛 Springer Netherlands 🌐 English ⚖ 287 KB

Analysis of pesticide residues by high r

Analysis of pesticide residues by high resolution gas chromatography. Part 1: Comparison between packed and capillary columns in pesticide residue determinations. Practical considerations for routine use of capillary gas chromatography

✍ Zenon-Roland, L. ;Agneessens, R. ;Nangniot, P. ;Jacobs, H. 📂 Article 📅 1984 🏛 John Wiley and Sons 🌐 English ⚖ 299 KB 👁 1 views

Screening method for the determination o

Screening method for the determination of volatiles in biomedical samples by means of an off-line closed-loop trapping system and high-resolution gas chromatography-ion trap detection

✍ Y. Ghoos; D. Claus; B. Geypens; M. Hiele; B. Maes; P. Rutgeerts 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 1012 KB

Use of a capillary tube for collecting a

Use of a capillary tube for collecting an extraction solvent lighter than water after dispersive liquid–liquid microextraction and its application in the determination of parabens in different samples by gas chromatography—Flame ionization detection

✍ M.A. Farajzadeh; Dj. Djozan; R. Fazeli Bakhtiyari 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 886 KB

Use of a capillary tube for collecting a

Use of a capillary tube for collecting an extraction solvent lighter than water after dispersive liquid–liquid microextraction and its application in the determination of parabens in different samples by gas chromatography—Flame ionization detection

✍ M.A. Farajzadeh; Dj. Djozan; R. Fazeli Bakhtiyari 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 886 KB

In this study a new dispersive liquid–liquid microextraction (DLLME) method is presented on the basis of a safe organic solvent, octanol, which is lighter than water. The proposed method is used for the extraction and pre-concentration of some preservatives including methyl paraben (Mep), ethyl para