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SYSTEM AND METHOD FOR TRACE SAMPLE PRECOLLECTION AND PRECONCENTRATION
SYSTEM AND METHOD FOR TRACE SAMPLE PRECOLLECTION AND PRECONCENTRATION
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机译:痕量样品预收集和预浓缩的系统和方法
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摘要
A device and procedure are described that can be used for improved sampling of traces such as for explosive trace screening, by precollection and preconcentration of trace samples of vapor and particulate matter from air. The device is unique in its ability to collect both solid and vapor traces.
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