1-Chloro-1,1-difluoroethane, 1000µg/ml in MeOH, 1ml

Column Resolution Test Mix C20-C24 2 Analytes, each 0,05 Wt.% in cyclohexane; unit : 5x1mL n-Eicosane C20 n-Tetracosane C24

PCB No. 157, 10µg/ml in Isooctane, 10ml

EPA Method 500 Series Internal Standard #5