Multi-element solution 23 components; Ca @ 35000ug/l ; Mg @ 15000ug/l ; Na @ 8000ug/l ; K @ 3000ug/l ; B, Fe, Mo, Sr @ 100ug/l ; As, Ba, Ni, V, Zn @ 50ug/l ; Mn @ 30ug/l ; Co, Pb @ 25ug/l ; Be, Cd, Cr, Cu, @ 20ug/l ; Bi, Se, Tl @ 10ug/l, in 5% HNO3, 100mL