This Solution contains the following;
Element, Concentration (µg/ml)
Solution A: in 4% HNO3
Beryllium (Be) @ 50 µg/mL, Chromium (Cr) @ 200 µg/mL, Copper (Cu) @ 250 µg/mL,
Cobalt (Co), Manganese (Mn), Nickel (Ni), Vandium (V), Zinc ( Zn) @ 500 µg/mL, Iron (Fe) @ 1000 µg/mL,
Aluminium (Al), Barium (Ba) @ 2000 µg/mL, Calcium (Ca), Potassium (K), Magnesium (Mg), Sodium (Na) @ 5000 µg/mL,
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