200.8 Calibration Standard A2: Al, As, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Th, Tl, U, V, Zn @ 10; Se @ 50 µg/mL in 5% HNO3, tr. Tartaric Acid

• Supplier: Alfa Chemistry
• Product #: APS004227