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

2,3,4',5-Tetrachlorobiphenyl, 5mg

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

PAH - Mix 18, 100µg/ml in Acetonitrile, 5ml