ASTM UOP720-93
Impurities in High Purity p-Xylene by GC

Standard No.

ASTM UOP720-93

Release Date

2002

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM UOP720-08

Latest

ASTM UOP720-08

Scope

This method is for determining trace hydrocarbon impurities in high purity p-xylene. The method is quantitative for a single impurity down to a level of 0.005 mass-%. The method can also be used for determining the total purity of the p-xylene. Mixed xylene isomers and/or diethylbenzenes in other process streams should be determined using UOP Method 744.

ASTM UOP720-93 history

• 2008 ASTM UOP720-08 Impurities in, and Purity of, High Purity p-Xylene by GC
• 2002 ASTM UOP720-93 Impurities in High Purity p-Xylene by GC