[EN] SYSTEM AND METHOD FOR TRACE SAMPLE PRECOLLECTION AND PRECONCENTRATION<br/>[FR] SYSTÈME ET PROCÉDÉ POUR LE PRÉ-RECUEIL ET LA PRÉCONCENTRATION D'UN ÉCHANTILLON DE TRACE
申请人:TRACETECH SECURITY LTD
公开号:WO2014106769A1
公开(公告)日:2014-07-10
A device and procedure for improved sampling of trace such as for explosive trace screening, by precollection and preconcentration of trace sample from air by using an impactor which is designed to collect both vapor and particulate matter. Also disclosed a device and procedure for screening a sealed packed cargo by forcing a gas into and from said cargo.