Bromoxynil, 100 µg/ml, Acetonitrile, 5ml

6-Chloroquinoxaline-2,3-diol, 10mg

2-Nitrophenol, 100 µg/ml, Methanol, 1ml

PAH standard for liquid chromatography 16 PAH acc. to. EPA Method 610 in acetonitrile pack of 1mL