Butafenacil, 100 µg/ml, Acetonitrile, 1ml

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol

Valsartan-d8 (Valine-d8),100 µg/mL,MeOH,1mL,

VPH Primary Calibration Spike Rev 1.0