General specification for EPMA quantitative analysis

Standard published on 28.3.2025

Methods for chemical analysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry

Standard published on 14.10.2017

Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry

Standard published on 31.12.2019

Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry

Standard published on 6.3.2020

Methods for chemical analysis of tantalum and niobium - Determination of phosphorus content in tantalum

Standard published on 31.3.2008

Methods for chemical analysis of tantalum and niobium—Part 13: Determination of nitrogen content—Inert gas fusion thermal conductivity method

Standard published on 14.10.2017

Methods for chemical analysis of tantalum and niobium - Determination of oxygen content

Standard published on 31.3.2008

Methods for chemical analysis of tantalum and niobium—Part 14: Determination of oxygen and nitrogen contents—Pulse-infrared absorption and thermal conductivity method
Execute Date: december 2026

Standard published on 25.5.2026

Methods for chemical analysis of tantalum and niobium - Determination of hydrogen content

Standard published on 31.3.2008

Methods for chemical analysis of tantalum and niobium—Part 15: Determination of hydrogen content—Pulse-infrared absorption method
Execute Date: december 2026

Standard published on 25.5.2026