CHEMICAL CONTAMINANT DETECTION SAMPLER
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Abstract
A DISPOSABLE SAMPLER FOR TESTING FOR THE PRESENCE OF CHEMICAL CONTAMINANTS IN FLUIDS COMPRISING A RELATIVELY FLAT LAMINATED PACKAGE INCLUDING A BASE SHEET, A RETAINER SHEET, AND A COVER SHEET, THE SHEETS BEING COMPOSED OF RELATIVELY IMPERMEABLE MATERIALS, AT LEAST ONE OF THE BASE AND RETAINER SHEETS BEING FORMED TO PROVIDE AT LEAST ONE POCKET AND AT LEAST ONE RECESS AND TO PROVIDE AN OPEN CHANNEL EXTENDING BETWEEN THE RECESS AND THE ONE POCKET, A SORPTIVE PAD DISPOSED IN THE RECESS, A RUPTURABLE SACK FILLED WITH A LIQUID REAGENT DISPOSED IN THE POCKET, AND THE RETAINER SHEET COVERING THE POCKET AND CHANNEL AND RECESS AND HAVING AN APERTURE REGISTERED WITH AND ABOVE THE SORPTIVE PAD SO AS TO ENABLE A LIQUID TO BE TESTED TO CONTACT THE SORPTIVE PAD, AND THE COVER SHEET SEALED OVER THE RETAINER SHEET TO SEAL THE OPENING THEREIN UNTIL THE COVER SHEET IS REMOVED FOR CONDUCTING A TEST.
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