Patent ID: 8555520
Filing Date: 2013-10-15
Classification: B01D,B01L,G01N

Abstract:
1. A cover for a sample plate holding samples in wells having well openings, the covered plate comprising: a top surface and a bottom surface, the cover extends covering the sample plate; through openings allowing access from the top surface to the well openings; and extensions that descend below the bottom surface, the extensions positioned so that the through openings align and communicate with a portion of each well opening; and wherein the extensions form channels between the bottom surface and the plate, the channels running from an external opening to the portion of the well openings that are not aligned with the through openings, wherein gas enters the well openings that are aligned with the through openings and interacts with the samples in the wells and exits through the portion of the well openings not aligned with the through openings, and travels via the channels and exits via the external opening.