Exaxol Selenium AA Standard 1,000ppm in 2% Nitric

Selenium AA Standard 1,000 ppm in 2% HNO3 by Exaxol, catalog numbers S6512-100 and S6512-500, is a single-element selenium standard at 1,000 ppm (µg/mL) in 2% HNO₃, for atomic absorption calibration. Available in 100 mL and 500 mL from MBP, a registered vendor to many research institutes across the USA.