Patent ID: 8124422

Claim:
An apparatus for removing water and concentrating an analyte in a solvent comprising: a reservoir to contain a first solution of solvent, residual water and an analyte, the reservoir having an opening to drain from the reservoir to an open vessel; a hydrophobic membrane layer comprising fluoropolymer material, said membrane layer positioned in series with said opening to drain from the reservoir to the open vessel; wherein said open vessel collects and contains a second solution passed through said membrane, wherein said open vessel is capable of reducing the solvent level of said second solution and wherein said open vessel comprises a first opening to receive said second solution, an evaporation tube to contain the second solution and a second opening to provide a sample from the evaporation tube to a sample collection vial, wherein the evaporation tube provides the first opening and the second opening; and wherein said sample collection vial is connected to said open vessel by a coupling; and wherein said sample collection vial connected to said open vessel comprises a gas chromatography autosampler vial which is capable of providing a sample to an automated gas chromatography system.