ICP-MS mix1 for HJ 700-2014, rare earth element: Ce, Dy, Er, Eu, Gd, Ho, La, Lu, Nd, Pr, Sc, Sm, Tb, Th, Tm, Y, Yb&nbsp; @ 10 mg/L in 5% HNO3<p style="display:none;">~H<p><p style="display:none;">~B<p><p style="display:none;">~N<p><p style="display:none;">~O<p><p style="display:none;">~F<p>