CONOSTAN Standard S-21, 500 ppm, 100g

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

Arsenic (As)

2-sec-Butyl-4,6-dinitrophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88-85-7