Instrument Calibration Standard 2 – 26 components; -Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sn, Sr, Ti, Tl, V, Zn @ 100ug/ml in 5% HNO3 + HF tr% ; C4H6O6 tr%, 100mL