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Analytical advantages of high sensitivity£¬high selectivity and rapid response time make gas chromatography-toroidal ion trap mass spectrometry £¨GC-TMS£© a preferred detection technique ¡£ GC-TMS detection technology is miniaturized with the ABD for hand-portability and reliable detection in the field¡£

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The ability to detect chemical compounds in near real time in the field can be extremely beneficial and is finding broad utilization for a number of applications by military personnel£¬emergency responders and environmental scientists¡£ Faster speeds of analysis are key to providing users with instantaneous data to answer time-sensitive questions on-site¡£The ABD is ready for analysis in 3 minutes with run-to-run cycle times of 5 minutes or less per sample¡£

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Performing analyte extraction on-site is accomplished with the CUSDT solid phase microextraction £¨SPME£©syringe¡£ Different phase types are available to target a broad range of chemicals¡£Target analytes can be sampled from trace to neat concentrations using the CUSDT SPME syringe¡£

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Identifying compounds while in the field has many advantages¡£ Not only can time-sensitive questions be answered on-site £¬ but users also have the ability to be directed to the specific location of the contamination¡£

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GC/TMS/SPME is a useful method for screening samples prior to formal EPA method analysis¡£Samples containing environmental contaminants at high concentrations can be diluted before causing crossover or carryover contamination during analysis¡£ This minimizes re-analysis of samples and reduces down time due to GC-TMS system overloading and/or contamination¡£

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GC-TMS is considered as the preferred detection method for its analytical merits such as high sensitivity, high selectivity and rapid response time. Portable ABD, a micromation product of GC-TMS, can be used to obtain reliable data in field.
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The ability to instantly detect chemical compounds in field performs extremely beneficial so that it is widely used for personnel from military, emergency aid and environmental scientists. To provide instant data and solve delicate questions on the spot for users are key functions. ABD has capability of analyzing in 3 minutes or less per sample during cycle time of 5 minutes.
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Analyte extraction on-site is accomplished with CUSDT solid phase microextraction £¨SPME£©syringe. Different types of them are available to cope with a large range of chemicals. Target analytes can be sampled form trace or small amount concentration level by using CUSDT SPME syringe.
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Qualification for compounds is useful when we are in the field. Not only can timeliness questions be answered on the spot, but also users have ability to recognize specific location of contamination.
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GC/TMS/SPME is a useful method for monitoring samples, compared with EPA method analysis before. Environmental contaminants at high concentration can be diluted via its transformation and fate during analysis.
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