Affiliation: Universidade Estadual de Campinas
- New sorbents for extraction and microextraction techniquesFabio Augusto
Institute of Chemistry, University of Campinas UNICAMP, P O Box 6154, 13083 970 Campinas, SP, Brazil
J Chromatogr A 1217:2533-42. 2010..This review is mainly focused on recent advanced developments in the design, synthesis and application of sol-gel in preparation of coatings for the SPME fibers...
- Highly porous solid-phase microextraction fiber coating based on poly(ethylene glycol)-modified ormosils synthesized by sol-gel technologyRaquel Gomes da Costa Silva
Institute of Chemistry, Campinas State University (UNICAMP, CP 6154, 13084-971 Campinas, , Brazil
J Chromatogr A 1072:7-12. 2005....
- Comparison of stir bar sorptive extraction and membrane-assisted solvent extraction as enrichment techniques for the determination of pesticide and benzo[a]pyrene residues in Brazilian sugarcane juiceVânia Gomes Zuin
São Carlos Institute of Chemistry, University of Sao Paulo, CP 780, 13560 970 Sao Carlos, SP, Brazil
J Chromatogr A 1114:180-7. 2006..A comparison of the results of the pesticide and benzo[a]pyrene residues at microgL(-1) level obtained by the two methods showed good agreement...
- Fiber introduction mass spectrometry: determination of pesticides in herbal infusions using a novel sol-gel PDMS/PVA fiber for solid-phase microextractionRogério Cesar da Silva
Thomson Mass Spectrometry Laboratory, Institute of Chemistry, State University of Campinas, 13084 971, Campinas, SP, Brazil
J Mass Spectrom 42:825-9. 2007..Fast (ca 20 s) pesticide desorption occurs for the PDMS/PVA fiber owing to the small thickness of the film and its reduced water sorption...