1,2-Dinitrobenzene, 1000µg/ml in MeOH, 1ml

Perfluoroheptane sulfonic acid, potassium salt,neat,neat,10mg,

EPA Method 525.2 Pesticide Level 3

PAH Mixture C 0263,20 Benzo[b]fluoranthene 0265,20 Benzo[k]fluoranthene 0239,20 Benzo[a]pyrene 0222,22 Benzo[ghi]perylene 0277,22 Indeno[1,2,3-cd]perylene Concentration: 400 µg each/mL in methanol Units: 2mL screw-cap bottles