Exaxol Tungsten ICP Standard, 10,000ppm in 5% Nitric/2% HF

Tungsten ICP Standard 10,000 ppm in 5% HNO3/2% HF by Exaxol, catalog numbers PLWF10-100, PLWF10-250, and PLWF10-500, is a single-element tungsten standard at 10,000 ppm (µg/mL) in 5% HNO₃/2% HF, 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.