WP Amp 1 Trace Elements - Cal Check

Pyridate, 100µg/ml in Acetonitrile, 1ml

1D,1D,2H,2H-1-Hydroxyperfluorooctane,50 µg/mL,MeOH,1mL,

2,8-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene