YB/T 5158-2007 Determination of trace boron in graphite products of High purty by spectroscopical method The solution ang dry residue method (English Version)
This standard specifies the reagents, instruments and equipment, sample preparation, analysis steps, calculation of results, etc. for the solution dry residue method for spectroscopic determination of trace amounts of boron in high-purity graphite products. This standard is applicable to the determination of trace amounts of boron in high-purity graphite products.
YB/T 5158-2007 history
2007YB/T 5158-2007 Determination of trace boron in graphite products of High purty by spectroscopical method The solution ang dry residue method
1994YB/T 5158-1993 Spectroscopic Determination of Trace Boron in High Purity Graphite Products Solution Dry Residue Method