21 Component, 10ppm ICP-MS, Quality Control Standard, QC #21, in 5% HNO3/Tr HF

10ppm (µg/mL): Sb, As, Be, Cd, Ca, Cr, Co, Cu, Fe, Pb, Li, Mg, Mn, Mo, Ni, Se, Sr, Tl, Ti, V, Zn

EPA Method 200.7 and 6010D

Matrix: 5% HNO3/ Trace HF

Traceable to NIST.