The American Chemistry Council’s (ACC) Product Approval Protocol Task Group (PAPTG) reached consensus to accept the DD13 Scuffing Test into the Product Approval Code of Practice. DD13 Scuffing Test information is incorporated into the following Appendices.
Code Bulletin C-66 - Acceptance of the DD13 Scuffing Test into the Product Approval Code of Practice – March 2024 Edition 
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