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: Agilent 5973NSocial Links
Search: Agilent 5973N
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- Fast Analysis of Food and Beverage Products using a Mass Spectrometry Based Chemical Sensor
In this study, different food and beverage samples were analysed without chromatographic separation by direct transfer of their analytes into a mass spectrometer or by disregarding chromatographic separation. ...
Resource - Susan Gilbert - 25th Jan 2011 - 0 comments
- Membrane Extraction of Flavors from water
Flavor components used in beverages are spiked to HPLC-grade water and extracted with ethanol and tert.-butylmethylether by means of GERSTEL Membrane Extraction. The extraction is carried out manually whereas ...
Resource - Susan Gilbert - 7th Jan 2011 - 0 comments
- Volatiles in Printer Toners and Toner Resin Polymers
Printer toners and toner resin polymers are analyzed for emission of organic volatiles. Customer was especially interested in the emission of benzene and styrene. Printer toners contain resin polymers which ...
Resource - Susan Gilbert - 21st Dec 2010 - 0 comments
- Comparison of Different Approaches to Rapid Screening of Headspace Samples: Pros and Cons of Using MS-Based Electronic Noses v. Fast Chromatography
In recent years there has been a growing demand on fast screening systems for classification of samples using their volatile composition. Typically, these samples can be analyzed by either static headspace or ...
Resource - Susan Gilbert - 20th Dec 2010 - 0 comments
- Benefits of Using Programmed Temperature Vaporizers (PTVs) instead of Hot Split/Splitless Inlets for Measurements of Volatiles by Liquid,Headspace, and Solid Phase MicroExtraction (SPME) Techniques
The benefits of using a Programmed Temperature Vaporizer (PTV) type inlets instead of hot split/splitless (S/SL) inlets for the liquid and headspace (HS) measurements of volatile compounds are shown. We used ...
Resource - Susan Gilbert - 20th Dec 2010 - 0 comments
- Classification of Food and Flavor Samples using a Chemical Sensor
A mass spectrometry based chemical sensor consisting of a headspace autosampler directly coupled to a quadruple mass spectrometer was used in three different food and flavour applications; strawberry flavours ...
Resource - Susan Gilbert - 9th Sep 2010 - 0 comments
- Comparison of Different Approaches to Rapid Screening of Headspace Samples: Pros and Cons of Using MS-Based Electronic Noses versus Fast Chromatography
In recent years there has been a growing demand on fast screening systems for classification of samples using their volatile composition. Typically, these samples can be analysed by either static headspace or ...
Resource - Susan Gilbert - 9th Sep 2010 - 0 comments
- Discrimination of Different Beer Sorts and Monitoring of the Effect of Aging by Determination of Flavor Constituents Using SPME and a Chemical Sensor
A new technique using a chemical sensor (Gerstel, SPME ChemSensor System) consisting of a GC-MS (Agilent 6890-5973N) system with a Solid Phase MicroExtraction (SPME) autosampler (Gerstel, MPS 2) was applied t ...
Resource - Susan Gilbert - 9th Sep 2010 - 0 comments
- Classification of Coffees from Different Origins by Chemical Sensor Technology
Digital odour characterization, such as chemical sensor technology or mass spectrometry-based electronic nose (MS-based e-nose), can be very useful for the classification of Arabica and Robusta varieties with ...
Resource - Susan Gilbert - 9th Sep 2010 - 0 comments
- Use of Calibration Transfer Algorithms on a Mass Spectrometry Based Chemical Sensor – Preliminary Results
A benefit of using a mass spectral based chemical sensor samples. The mass spectra from the standards are used to create chemometric models and classification of unknown samples are obtained by projecting the ...
Resource - Susan Gilbert - 9th Sep 2010 - 0 comments