GB/T 12690.6-2003

Abolished

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of iron content--Kalium thiocyanate,1,10-phenanthroline spectrophotometric method

稀土金属及其氧化物中非稀土杂质化学分析方法 铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法

Standard Type
GBT
ICS
77.120.99
CCS
H65
Status
废止
Issue Date
2003-11-18
Implementation
2004-06-01
Responsible Dept
国家发展改革委
Drafting Unit
N/A