beta-Endosulfan, 100 µg/ml, Methanol, 1ml

1,3-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16664-45-2

2,3',4',5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Benzo[k]fluoranthene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 207-08-9