Work Item
ASTM WK97984
Revision of D1619-22 Standard Test Methods for Carbon Black—Sulfur Content
Rationale
Revision of the Calibration Section to clarify and add instructions, including standard reference material preparation instructions, the use of an appropriate calibration concentration range, the use of an appropriate sample mass, and performing a calibration check. Additional language to fulfill requirement negative obtained in last ballot. This includes the requirement for at least three calibration standards.
Work Item Status
Date Initiated: 02-03-2026
Technical Contact: Rafael Vargas