Complete Set Of GC/MS Calibration Mixes

17 alpha(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 105498-25-7

Alachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

QC Standard 3