JB/T 7777.5-2008
Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material.Part 5:Determination of nickel,zinc and indium contents (English Version)

Standard No.

JB/T 7777.5-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

Professional Standard - Machinery

Latest

JB/T 7777.5-2008

Replace

JB/T 7777.5-1995

Scope

This part of JB/T 7777 specifies the determination method for the mass fraction of nickel, zinc and indium in silver tin oxide indium oxide electrical contact materials. This section applies to the determination of the mass fractions of nickel, zinc and indium in silver tin oxide indium oxide electrical contact materials. The measurement range is shown in Table 1.

JB/T 7777.5-2008 history

• 2008 JB/T 7777.5-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material.Part 5:Determination of nickel,zinc and indium contents
• 1995 JB/T 7777.5-1995 Silver tin oxide indium oxide electrical contact material chemical analysis method flame atomic absorption spectrometry Determination of nickel, zinc and indium content