GB/T 3058-2019 代替 GB/T 3058-2008
煤中神的测定方法
Determination of arsenic in coal (ISO 11723：2016,Solid mineral fuels—Determination of arsenic and selenium— Eschka's mixture and hydride generation method,NEQ)
2019-06-04 发布
2020-01-01 实施
目 次
前言.........................................1
1范围........................................1
2规范性引用文件...................................1
3伸钥蓝分光光度法..................................1
4氢化物发生-原子吸收法...............................5
5精密度.......................................7
6试验报告......................................8
附录A （资料性附录）神测定装置回收率........................9