A process validation report that describes the Conclusions and Recommendations of a successfully completed PV Protocol for testing polyvinylchloride & polyethylene (PE/PVC) co-extruded tubing used to replace PVC-only tubing in medical-device column and precolumn assemblies. Includes Results & Analysis sections for each data collection form identified in the PV Protocol, 04-0080-PVP-1.0. Adheres to ISO 3826, "Determination of exractable di-(2-ethylhexyl)phthalate (DEHP)."