Standard: Na @ 1050, P @ 875, B, K @ 350, Mo, Si @ 175, Cl @ 28, Al, Ca, Cu, Fe, Mg, Pb, Zn @ 17.5 µg/g in 5% HNO3/Tr HF

Standard: Na @ 1050, P @ 875, B, K @ 350, Mo, Si @ 175, Cl @ 28, Al, Ca, Cu, Fe, Mg, Pb, Zn @ 17.5 µg/g in 5% HNO3/Tr HF