Research Report Approved: Nov 01, 2023

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 completed by one laboratory testing one PTA sample with expected concentrations of 4-CBA (7 mg/kg) and p-TOL (139 mg/kg) to produce a precision statement for ASTM D7884.
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Developed by Subcommittee: D16.02
Stock # : RR-D16-2005
Standard: D7884