Attributes . ≤ 5 ppm . Names

Ag (Silver) (1)   Ba (Barium) (1)   Cd (Cadmium) (1)   Chloride (Cl) (1)   Co (Cobalt) (1)   Cr (Chromium) (1)   Cu (Copper) (1)   Ga (Gallium) (1)   Mg (Magnesium) (1)   Mn (Manganese) (1)   Ni (Nickel) (1)   Pb (Lead) (1)   Sr (Strontium) (1)   Zn (Zinc) (1)