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Material Characterization Study

This list provides interested parties with periodic updates on material characterization studies conducted by CalRecycle, including publishing of findings, public comment periods, upcoming studies, and other material and waste characterization related activities. 

If you have questions regarding material characterization studies or waste characterization studies, please send your questions to

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The following item(s) must be corrected in order to proceed:

    If you have questions about this program, please contact the "Material Characterization Study" staff at