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Dermal Exposure Testing Method and Apparatus Therefor

Abstract: 

Propellable apparatus for use in sampling for the contact transfer of a chemical residue on a surface comprising a frame having shoulders with movable supports at one end thereof and having mounted on the other end a roller having thereon a cylindrical layer of a resilient material with chemical residue contact transfer absorption properties similar to human skin, the roller being pivotably mounted such that a desired constant pressure, based on the weight of the roller, is maintained regardless of pressure applied to the shoulder to propel the apparatus.

Patent Number: 
5,243,865
Date Of Issue: 
09/14/1993
Inventors: 

Jong-Ryng Hsu;David E. Camann;Kevin Villalobos