WK88952 - New Test Method for Total Water in Dimethyl Ether by Liquefied Gas Sampler and Coulometric Karl Fischer Titration

Work Item

ASTM WK88952

New Test Method for Total Water in Dimethyl Ether by Liquefied Gas Sampler and Coulometric Karl Fischer Titration

1. Scope

This test method describes the use of a specialized liquefied gas sampler coupled to a coulometric Karl Fischer (KF) titrator for the determination of water in liquid dimethyl ether .

Keywords

dimethyl ether; DME; Karl Fischer; KF titration

Rationale

This test method is based on ASTM D7995 with modification to account for the higher soluability of water in liquid DME. This test method does not cover LPG-DME blends.

Details

Developed by Subcommittee: D02.H0

Committee: D02

Staff Manager: Alyson Fick

Work Item Status

Date Initiated: 12-12-2023

Technical Contact: Allan Morrison

Item: 000

Ballot:

Status: