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Flow injection analysis with in-line solid phase extraction for the spectrophotometric determination of sulfonated and unsulfonated Quinoline Yellow in Cologne

✍ Scribed by L. F. Capitán-Vallvey; M. C. Valencia; E. Arana Nicolas


Publisher
Springer
Year
2000
Tongue
English
Weight
44 KB
Volume
367
Category
Article
ISSN
1618-2650

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✍ Louter, Arjan J. H. ;Van Doornmalen, Jacco ;Vreuls, Jolan J. ;Brinkman, Udo A. T 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 690 KB

## Abstract An improved set‐up for solid‐phase extraction with thermal desorption coupled on‐line to gas chromatography (SPETD‐GC) is presented. It includes a newly designed liner for a programmable temperature vaporizer (PTV) and an improved water elimination system. The SPETD procedure now includ