Search: Drinking Water

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Analysis of Geosmin and 2-Methylisoborneol Utilizing the Stratum PTC and Aquatek 70

Geosmin and 2-Methylisoborneol are organic compounds that have a distinct scent. These compounds also have an extremely low odor detection threshold and because of this, many drinking water laboratories requ ...

Resource - Susan Gilbert - 20th Dec 2011 - 0 comments

Optimal VOC Method Parameters for the StratUm PTC Purge & Trap Concentrator

Environmental laboratories have utilized the Purge & Trap sample concentration technique for over 30 years. This classical technique offers many benefits in regards to increasing sample throughput without ...

Resource - Susan Gilbert - 20th Dec 2011 - 0 comments

Novel Approach in the Profiling of Volatile Organic Compounds in Water Utilizing the Stratum PTC and AQUATek Autosampler

The Analysis of drinking and raw source water for volatile organic impurities and priority pollutants (Methods 524.2 and 624) can be performed using several techniques. The new Stratum PTC, Purge & Trap ...

Resource - Susan Gilbert - 20th Dec 2011 - 0 comments

Evaluation of a New Purge and Trap On-line Interface for the Real-Time Analysis of VOCs in Aqueous Streams

Purge and Trap has been used for nearly thirty years as the technique of choice for the analysis of trihalomethane disinfection by-products in finished water for drinking water treatment. Large drinking water ...

Resource - Susan Gilbert - 20th Dec 2011 - 0 comments

Techniques for Optimizing the Analysis of Volatile Organic Compounds in Water Using Purge-and-Trap/GC/MS

The analysis of volatile organic compounds in water is normally accomplished by purge-and-trap/gas chromatography/mass spectrometry. U.S.EPA method 8260B with purge and trap sample introduction widely used f ...

Resource - Susan Gilbert - 20th Dec 2011 - 0 comments

Reducing Cycle Times with the Velocity XPT Purge and Trap Sample Concentrator

The analysis of Volatile Organic Compounds (VOCs) by Purge and Trap is one of the largest analyses in the environmental laboratory industry. High sample throughput is necessary to improve productivity, one a ...

Resource - admin - 20th Dec 2011 - 0 comments

Performance of a Next Generation Vial Autosampler for the Analysis of VOCs in Water Matrices

In today’s laboratories, increased efficiency and productivity are of extreme importance. Equally important is the ability to automate analysis without sacrificing sample integrity or data quality. A new vi ...

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

The AQUATek 70 Liquid Autosampler Precision and Cleanliness Capabilities

Precision of both sample transfer and standard addition are critical for any autosampler. Furthermore, autosamplers must conserve standard reagents and demonstrate minimal carryover. The Tekmar AQUATek 70™ ...

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

Parts Per Trillion Determination of Volatile Organic Compounds in Water using Automated Headspace Extraction with the GERSTEL MPS and CTS-2 Cryofocusing Unit on an Agilent GC-MS

Static headspace extraction with gas chromatography-mass spectrometry (HS-GC/MS) is an established technique for the determination of volatile organic compounds (VOCs) in drinking water and waste water. Anal ...

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

Determination of 2-Methylisoborneol, Geosmin and 2,4,6-Trichloroanisole in Drinking Water by Dynamic Headspace Coupled to Selectable 1D/2D GC-MS with Simultaneous Olfactory Detection

A method for the determination of trace amounts of off-flavour compounds such as 2-methyl isoborneol (MIB), geosmin and 2,4,6-trichloroanisole (TCA) in drinking water is described based on dynamic headspace c ...

Resource - Susan Gilbert - 17th Oct 2011 - 0 comments