Matrix: 20% HNO3 Min: >= 9950 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility

1000 ppm Ca, Fe, K, Mg, Na; 10 ppm Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, V, Zn, U Matrix: 10% HNO3 /tr.HF Min: >= 9.95 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facilit

1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn Matrix: 10% HNO3 Min: >= 995 Max: = Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility