12 element Contract Laboratory Program standard
This Standard contains the following;
Barium (Ba), Beryllium (Be), Chromium (Cr), Cobalt (Co), Copper (Cu), Manganese (Mn), Vandium (V) @ 50 µg/mL,
Cadmium (Cd), Lead (Pb), Nickel (Ni), Silver (Ag), Zinc (Zn) @ 100 µg/mL
Matrix - 2% HNO3