Methods for chemical analysis of gold ores—Part 12:Determination of arsenic,mercury,cadmium,lead and bismuth contents—Atomic fluorescence spectrometric method
全国黄金标准化技术委员会(SAC/TC 379)
GB/T 20899的本部分规定了金矿石中砷、汞、镉、铅和铋量的测定方法。
本部分适用于金矿石中砷、汞、镉、铅和铋量的测定。测定范围：0.000 04%~0.20%。
This standard is the original Chinese electronic standard.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
After you successfully purchase, we will send the electronic version of this standard to your email address
