Exaxol Potassium ICP Standard, 10,000ppm in 5% Nitric

Potassium ICP Standard 10,000 ppm in 5% HNO3 by Exaxol, catalog numbers PLK10-100, PLK10-250, and PLK10-500, is a single-element potassium standard at 10,000 ppm (µg/mL) in 5% HNO₃, for calibrating ICP-OES and ICP-MS instruments. Available in 100 mL, 250 mL, and 500 mL from MBP, a registered vendor to many research institutes across the USA.