ICP Multi-element (24) Standard in 5%HNO3: Li,Be,B,Na,Mg,Al,K,Ca,V,Mn,Fe,Co,Ni,Cu,Zn,As,Se,Sr,Cd,Ba,Pb,Cr – PART A @1000ppm each Si, P – PART B – @1000ppm each (Supplied as 2 Bottles)