27种多元素校准标准混标＃2 (Ag/Al/ As/Ba/ Be/Ca/ Cd/Co/ Cr/Cs/ Cu/ Fe/ Ga/ K/ Li/ Mg/ Mn/Na/ Ni/ Pb/ Rb/ Se/ Sr/ Tl/ U/ V/ Zn/)，10 μg/mL in 2-5% Nitric Acid

Multi-element Calibration Standard #2A, 10 μg/mL in 2-5% Nitric Acid