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Food Science and Technology, ISSN 1678-457X, 06/2007, Volume 27, Issue 2, pp. 281 - 284
O objetivo deste estudo foi determinar a concentração de compostos voláteis nos mostos de uva Chardonnay e Pinot Noir fermentados pela Pichia membranaefaciens,... 
FOOD SCIENCE & TECHNOLOGY
Journal Article
Trends in Analytical Chemistry, ISSN 0165-9936, 12/2016, Volume 85, pp. 133 - 143
Journal Article
CHROMATOGRAPHY, ISSN 1342-8284, 2019, Volume 40, Issue 1, pp. 33 - 37
Aqueous formic acid (FA) was determined by purge-and-trap extraction with a miniaturized extraction capillary using ion chromatography (IC). The extraction... 
Ion chromatography | Purge-and-trap | Sample preparation | Formic acid
Journal Article
CHROMATOGRAPHY, ISSN 1342-8284, 2019
Aqueous formic acid (FA) was determined by purge-and-trap extraction with a miniaturized extraction capillary using ion chromatography (IC). The extraction... 
Ion chromatography | Purge-and-trap | Sample preparation | Formic acid
Journal Article
Science of the Total Environment, ISSN 0048-9697, 05/2017, Volume 586, pp. 56 - 65
Surface waters including river water and effluent from sewage treatment plants (STPs) were collected from Tokyo Bay watershed, Japan, and analyzed for seven... 
Methylsiloxanes | Purge and trap method | River water | Sewage treatment plant | Tokyo Bay | AIR | FATE | LINEAR SILOXANES | FRESH-WATER | CYCLIC SILOXANES | BIOTA | ENVIRONMENTAL SCIENCES | TROPHIC MAGNIFICATION | SEDIMENT | TREATMENT PLANTS | MARINE FOOD-WEB | Sewage | Purification | Wastewater | Analysis | Methods
Journal Article
Trends in Analytical Chemistry, ISSN 0165-9936, 04/2019, Volume 113, pp. 172 - 181
This review presents, from a critical perspective, the most remarkable and recent applications of solid-phase microextraction (SPME) as a sample preparation... 
GC-MS | Metabolomics | LC-MS | SPME | Microextraction | Lipidomics | in vivo | CHEMISTRY, ANALYTICAL | HEADSPACE | VOLATILE COMPOUNDS | FATTY-ACIDS | OF-THE-ART | PURGE-AND-TRAP | SPME GC-MS | IN-VITRO | MATRICES | in vivo | OPTIMIZATION | 2-DIMENSIONAL GAS-CHROMATOGRAPHY | Metabolites | Spectrum analysis
Journal Article
Journal of Chromatography A, ISSN 0021-9673, 06/2015, Volume 1397, pp. 27 - 31
Very volatile organic compounds (VVOCs), such as methanol, acetaldehyde, ethanol, acetone, acetonitrile, and dichloromethane, were extracted from water samples... 
Needle extraction device | Gas chromatography | Very volatile organic compounds | Purge and trap | MICRO-EXTRACTION | CHEMISTRY, ANALYTICAL | METHANOL | BIOCHEMICAL RESEARCH METHODS | ACETONE | GAS-CHROMATOGRAPHY | AQUEOUS SAMPLES | CHROMATOGRAPHY-MASS SPECTROMETRY | ACETALDEHYDE | Volatile organic compounds | Gluten | Analysis
Journal Article
Microchemical Journal, ISSN 0026-265X, 01/2014, Volume 112, pp. 113 - 118
In this study a method for the determination of low methyl mercury (CH Hg ) concentrations in non-filtered humic-rich natural water samples using an... 
Distillation | Species-specific isotope dilution | Methyl mercury | Natural water sample | GC-ICP-MS | Purge and trap
Journal Article
Talanta, ISSN 0039-9140, 05/2017, Volume 167, pp. 747 - 753
This paper introduces a new method for a one-step determination of ammonia nitrogen (NH ) in high complex solid and liquid samples from the agricultural and... 
O-phthalaldehyde | Gas-diffusion microextraction | Sample preparation | High-complex matrices | Ammonia nitrogen | CHEMISTRY, ANALYTICAL | SILAGE | PARAMETERS | SEAWATER | CHROMATOGRAPHY | PURGE-AND-TRAP | ANALYZER | EXTRACTION | FERMENTATION | FLOW-INJECTION | CAPILLARY ELECTROPHORETIC DETERMINATION | Ammonia | Livestock | Silage | Analysis | Nitrogen
Journal Article
Analytical Chemistry, ISSN 0003-2700, 01/2016, Volume 88, Issue 2, pp. 1195 - 1201
Dramatic photochromic-change of 2,5-bis­(triphenylamine)-substituted N,N′-diphenylpyrrolo-[3,2-b]­pyrrole (1) with halocarbons provides an effective route for... 
PURGE-AND-TRAP | TRIHALOMETHANES | CHEMISTRY, ANALYTICAL | FIBEROPTIC SENSOR SYSTEM | CHLORINATED HYDROCARBONS | AQUEOUS SAMPLES | SOLID-PHASE MICROEXTRACTION | CARBON-TETRACHLORIDE | IDENTIFICATION | VOLATILE ORGANIC-COMPOUNDS | WATER | Pyrroles - chemistry | Hydrocarbons, Halogenated - analysis | Photochemical Processes | Halocarbons | Pyrrole | Chemical properties
Journal Article
Limnology and Oceanography: Methods, ISSN 1541-5856, 01/2018, Volume 16, Issue 1, pp. 51 - 56
A novel method for preparation of ammonium‐free seawater, which is used as a carrier solution and matrix for standard solutions, was designed. These standard... 
PURGE-AND-TRAP | ANALYZER | MARINE WATERS | ESTUARINE | OCEANOGRAPHY | GUIDE CAPILLARY CELL | FLOW-INJECTION ANALYSIS | ENRICHMENT | FLUORESCENCE DETECTION | COASTAL | LIMNOLOGY | CHALLENGES
Journal Article
Trends in Analytical Chemistry, ISSN 0165-9936, 09/2015, Volume 71, pp. 85 - 99
Journal Article
Food Chemistry, ISSN 0308-8146, 12/2011, Volume 129, Issue 3, pp. 1156 - 1163
► Volatile acids were the most abundant compounds in this raw goat cheese. ► Acids with origin in lipolysis had the highest importance. ► Among volatile acids,... 
Raw milk | Goat cheese | Volatile compounds | Maturation | SPME–GC–MS | SPME-GC-MS | FLAVOR COMPOUNDS | FOOD SCIENCE & TECHNOLOGY | SOLID-PHASE MICROEXTRACTION | VOLATILE COMPONENTS | MANCHEGO CHEESE | PURGE-AND-TRAP | FRACTION | NUTRITION & DIETETICS | PROFILE | FREE FATTY-ACIDS | CHEDDAR CHEESE | DYNAMIC HEADSPACE | CHEMISTRY, APPLIED | Fatty acids | Cheese | Acids
Journal Article