WK98418 - Revision of D7881-20e1 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode

Work Item

ASTM WK98418

Revision of D7881-20e1 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode

5-year review, update the standard according to the latest D16 editorial guideline.

Developed by Subcommittee: D16.02

Committee: D16

Staff Manager: Stephen Mawn

Date Initiated: 03-16-2026

Technical Contact: Xinyao Jing