Standard Test Method for Water in Purified Terephthalic Acid (PTA) by Volumetric Karl Fischer Titration

Importancia y uso:

4.1 The presence of water in PTA used for the production of polyester is undesirable because it reduces the purity of the PTA.

4.2 Determining the amount of water content remaining from the manufacture of PTA is often required. This test method is suitable for setting product specifications and for use as an internal quality control tool where these products are produced or are used.

Subcomité:

D16.02

Referida por:

D8062-23

Volúmen:

06.04

Número ICS:

13.060.50 (Examination of water for chemical substances), 71.040.40 (Chemical analysis)

Palabras clave:

purified terephthalic acid; volumetric Karl Fischer titration; water;