JB/T 7777.1-2008
Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material.Part 1:Determination of tin content (English Version)

Standard No.

JB/T 7777.1-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

Professional Standard - Machinery

Latest

JB/T 7777.1-2008

Replace

JB/T 7777.1-1995

Scope

This part of JB/T 7777 specifies the method for determining the amount of tin in silver tin oxide indium oxide electrical contact materials. This section applies to the determination of the tin mass fraction in silver tin oxide indium oxide electrical contact materials. Measuring range: 3.00%-10.00%.

JB/T 7777.1-2008 history

• 2008 JB/T 7777.1-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material.Part 1:Determination of tin content
• 1995 JB/T 7777.1-1995 Silver tin oxide indium oxide electrical contact material chemical analysis method iodometric method for determination of tin content