Water-soluble elements were speciated and quantified using ICP-QQQ after being acidified in 2% nitric acid. The elements quantified were: Ag, Al, As, Ba, Cd, Co, Cr, Cs, Cu, Fe, Hf, K, Mn, Mo, Nb, Ni, Pb, Rb, Se, Sn, Sr, Ti, Tl, V, Y, Zn, and Zr. The recoveries, ...
The proposed method’s average tested accuracy was 95.3%, which was far higher than the other two methods, with respective accuracy rates of 82.65 percent and 55.75 percent. The proposed DAE system standard deviation was 1.23, which was lower than the other three methods. The proposed DAE ...