ASTM D7883-20

$26.00

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ASTM D7883-20

$26.00

Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Weak Anion Exchange High Performance Liquid Chromatography
standard by ASTM International, 10/01/2020

Format: PDF      In Stock
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Description

1.1”This test method2 covers the determination of the 4-Carboxybenzaldehyde (4-CBA) and p-Toluic acid (p-TOL) in purified terephthalic acid (PTA) by weak anion exchange high performance liquid chromatography (HPLC). This method is applicable for 4-CBA from 2 to 500 mg/kg and for p-TOL from 10 to 500 mg/kg, respectively.

Product Details

Published:
10/01/2020
Number of Pages:
6
File Size:
1 file , 130 KB
Redline File Size:
2 files , 260 KB