Copper 65 Isotope, 10 ug/mL, for ICP-MS, 125 mL (
Spex Certiprep Claritas PPT Grade Copper 65 Isotope for ICP-MS, 10 ug/mL (10 PPM), 125 mL, in 2% HNO3 (Additional S&H or Hazmat Fees May Apply) - SPEX
Spex Certiprep Claritas PPT Grade Copper 65 Isotope for ICP-MS, 10 ug/mL (10 PPM), 125 mL, in 2% HNO3 (Additional S&H or Hazmat Fees May Apply) - SPEX