This Standard contains the following;

Element, Concentration (µg/ml)

Al, 10; Sb 10;As 10; Ba 10;Be 10

Cd 10; Cr 10;Co 10; Cu 10;Pb 10

Mn 10; Mo 10;Ni 10; Se 10;Ag 10

Tl 10;Th 10;U 10;V 10;Zn 10

Matrix - 2% HNO3 Tr HF