200.7 Rev. 4.4 - Calibration Standard 1: Ag @ 50; B, Ba, Be, Cd, Ce, Co, Cr, Cu, Mn, Ni, Pb, Sr, V @ 200; As, Se, Tl, Zn @ 500; Ca, K, Mg, P @ 1000 µg/mL in 5% HNO3

• Supplier: Alfa Chemistry
• Product #: APS00299