Work Item
ASTM WK85539

Revision of D664-18e2 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration


Reapproval review identified a number of non-procedural updates to improve comprehension of the standard. An additional change will involve a change in reagent for KOH to be suspended in methanol, versus the current isopropanol.


Developed by Subcommittee: D02.06

Committee: D02

Staff Manager: Alyson Fick

Work Item Status

Date Initiated: 03-07-2023

Technical Contact: Larry Tucker

Item: 001

Ballot: D02.06 (23-03)

Status: Will Reballot Item