Rationale

As D36 testing methods written explicitly for Recovered Carbon Black are published, the corresponding carbon black test methods need to be removed from this guide. D36 has published the following test methods for testing rCB: D8621 Standard Test Methods for Recovered Carbon Black—Ash Content D8653 Standard Test Method for Recovered Carbon Black—Transmittance of Toluene Extract D8644 Standard Practice for Recovered Carbon Black (rCB), Reduction, Blending, and Drying of Gross Samples for Testing D8582 Standard Practice for Recovered Carbon Black—Reference Compound The intent of this ballot is to remove the corresponding carbon black test methods from this guide.