Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml

(-)-Captopril,neat,neat,10mg,

Metazachlor, 10 ng/µl, 10ml

1H,1H,2H,2H-Perfluoro-n-dodecyl methacrylate,50 µg/mL,MeOH,1mL,