JB/T 6237.7-1992
Determination of Magnesium Content by Xylene Blue II Spectrophotometric Method for Chemical Analysis of Silver Powder Used in Electrical Contacts (English Version)
- Standard No.
- JB/T 6237.7-1992
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- Professional Standard - Machinery
- Status
- 2008-09
- Replace By
- JB/T 6237.6-2008
- JB/T 6237.7-2008
- Latest
- JB/T 6237.6-2008
- JB/T 6237.7-2008
- Scope
- This standard specifies the method for determination of magnesium content in silver powder for electrical contacts. This standard applies to the determination of magnesium content in silver powder for electrical contacts. Measuring range: 0.002% ~ 0.020%.
JB/T 6237.7-1992 history
- 2008 JB/T 6237.6-2008 Test methods for chemical analysis of silver powder for electric contact material. Part 6: Determination of magnesium content
- 1992 JB/T 6237.7-1992 Determination of Magnesium Content by Xylene Blue II Spectrophotometric Method for Chemical Analysis of Silver Powder Used in Electrical Contacts
JB/T 6237.7-1992 Determination of Magnesium Content by Xylene Blue II Spectrophotometric Method for Chemical Analysis of Silver Powder Used in Electrical Contacts was changed to JB/T 6237.6-2008 Test methods for chemical analysis of silver powder for electric contact material. Part 6: Determination of magnesium content.
