Protocol for Oven Baking PET Flake and Evaluation for PVC

The following protocol is designed to provide guidance on detecting and quantifying contaminants, which discolor during oven baking of PET flake. PVC flakes discolor under these conditions.

This protocol does not purport to address all of the safety issues, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.