Work Item
ASTM WK97364

Revision of D5230-21e1 Standard Test Method for Carbon Black—Automated Individual Pellet Hardness

Rationale

Chapter "5.3 Sieves" allows two different sieve sizes to be used, however, the Precision & Bias statements do not indicate from which fraction the results have been obtained. It is suggested to add a clarifying note.

Details

Developed by Subcommittee: D24.51

Committee: D24

Staff Manager: Melissa Marcinowski

Work Item Status

Date Initiated: 12-10-2025

Technical Contact: Yves Leiner