Research Report Approved: Nov 01, 2019
RR:D16-1073

D7884-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography

An intralaboratory study was conducted by three laboratories testing five PTA samples with different concentrations of 4-CBA and p-TOL to establish a repeatability statement for ASTM Test Method D7884.
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Developed by Subcommittee: D16.02
Stock # : RR-D16-1073
Standard: D7884