On-site calibration method based on stepwise solid-phase microextraction
โ Scribed by Guohua Xiong; Yong Chen; Janusz Pawliszyn
- Book ID
- 108339362
- Publisher
- Elsevier Science
- Year
- 2003
- Tongue
- English
- Weight
- 111 KB
- Volume
- 999
- Category
- Article
- ISSN
- 1873-3778
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## Abstract Four polymeric ionic liquids based on two different cations, poly(1โvinylโ3โhexylimidazolium) and poly(1โvinylโ3โhexadecylimidazolium), combined with two different anions, bis[(trifluoromethyl)sulfonyl]imide (NTf) and chloride (Cl^โ^), were combined in various weight percentages and use
Non-invasive sampling and chemical analysis of breath gases could provide valuable information related to health and well-being. Breath gases are indicators of metabolic end products. The objective of this research was to design, assemble and test a new facemask-like device for on-site bovine breath