SJ 3240-1989
Method for determination of trace Methane and hydrogen in electronic grade Argon--Argon ionization gas chromatography method (English Version)

Standard No.

SJ 3240-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

Professional Standard - Electron

Status

Withdraw 2010-02

Latest

SJ 3240-1989

Scope

This standard is applicable to the determination of trace amounts of hydrogen and methane in electronic grade argon. When the injection volume is 3m1. Its measurement range is 0.5-25ppm for hydrogen and 0.3-20ppm for methane.

SJ 3240-1989 history

• 1989 SJ 3240-1989 Method for determination of trace Methane and hydrogen in electronic grade Argon--Argon ionization gas chromatography method