| | **Use VHG-9150-00-179-5143** D12-050 Standard: Ag, Al, Cr, Cu, Fe, Mg, Na, Ni, Pb, Si, Sn, Ti @ 50 µg/g VHG-D12-50-200G VHG-D12-50-200G **Use VHG-9150-01-307-3343** D12-005 Standard: Ag, Al, Cr, Cu, Fe, Mg, Na, Ni, Pb, Si, Sn, Ti @ 5 µg/g VHG-D12-5-200G VHG-D12-5-200G |