This part of GB/T 18114 specifies the method for the determination of fluorine content in rare earth concentrates. This section applies to the determination of the amount of fluorine in rare earth concentrates. Measuring range: 2.00% to 20.00%.
GB/T 18114.11-2010 history
2011GB/T 18114.11-2010 Chemical analysis methods for rare earth concentrates.Part 11: Determination of fluorine content.DETA titration