This standard specifies the method for the determination of tantalum content in niobium. This standard is applicable to the determination of tantalum content in niobium, and also to the determination of tantalum content in its hydroxide and carbide. Measuring range: 0.015% to 0.2%.
GB/T 15076.1-1994 history
2017GB/T 15076.1-2017 Methods for chemical analysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry
1994GB/T 15076.1-1994 Methods for chemical analysis of tantalum and niobium- Determihation of tantalum content in niobium