This Standard contains the following elements;

Al As Ba Be Bi B Ca

Cd Ce Co Cr Cs Cu Dy

Er Eu Ga Gd Ho In Fe

La Pb Li Lu Mg Mn Nd

Ni P K Pr Re Rb Sm

Sc Se Na Sr Tb Tl Th

Tm U V Yb Y Zn

Matrix - 2% HNO3

Solution B;

Sb Ge Hf Mo Nb Si Ag

Ta Te Sn Ti W Zr

Matrix - 2% HNO3 Tr HF

Solution C:

Au Ir Os Pd Pt Rh Ru

Matrix - 2% HNO3 Tr HCl