Search: Contaminants, Thermal Desorption

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Residual Solvent in PE/Ca(OH)2 Sheets

Specialty filtration product is prepared from ultra high MW Polyethylene, Ca(OH)2 and low levels of KOH and NaOH. Some samples may contain up to 15% water. Interested in measuring residual hexane, 1-butanol a ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Determination of Acetic Acid and Neodecanoic Acid in a Polyvinylester Wax by Thermal desorption and GC-MS Analysis

Thermal desorption and GC-MS analysis is applied to the determination of acetic acid and neodecanoic acid, which are low temperature pyrolysis products of a polyvinylester wax. ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Siloxanes in Gaseous Samples

Sewage gas and gases emitting from dumping grounds can be used for power generation, but their possible siloxane content causes problems: engines and turbines are damaged through SiO2 formed during combustion ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Analysis of Plasticizers in Medical Products by GC-MS with a Combined Thermodesorption - Cooled Injection System

The combination of a new thermodesorption module with a cooled injection system (TDS-2,CIS-3, Gerstel, Mülheim, Germany) now provides a powerful thermodesorption system for direct analysis of volatile trace c ...

Resource - Susan Gilbert - 19th Apr 2011 - 0 comments

Design, Performance and Applicability of a Multi-Functional Thermodesorption System for Trace Analysis in Capillary GC

Thermodesorption is a well-known technique for the analysis of volatile organic contaminants in air normally adsorbed on porous polymers and has been previously discussed [1]. This operation principle can als ...

Resource - Susan Gilbert - 14th Apr 2011 - 0 comments

Application of Stir Bar Sorptive Extraction (SBSE) Coupled to Thermal Desorption GC-MS for Determination of Ultra-Trace Level Compounds in Aqueous Samples

During the past decade, miniaturized and solvent-less sample preparation techniques based on sorptive extraction, e.g. solid phase micro-extraction (SPME), have proven to be simple, fast and environmentally f ...

Resource - Susan Gilbert - 13th Apr 2011 - 0 comments