Instrument Calibration Standard 4, Matrix per Volume 5% HNO3 per 100mL

Instrument Calibration Standard 4, Matrix per Volume 5%HNO₃ per 100mL, Concentration of Element: 100mg/mL As,50mg/mL Cd, 50mg/mL Pb, 50mg/mL Se, and 100mg/mL Tl. We recommend a100-fold dilution with high-quality 5% HNO₃. All the solutions you need for daily calibration of your ICP and HGA torCLP analyses. Remember to prepare your calibration standards fresh for each analysis and discard after use.