4,4'-DDE, 100 µg/ml, Acetonitrile, 5ml

Cyclohexanecarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 98-89-5

Benzo[a]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 63466-71-7

2-Chlorobenzo trichloride,1000 µg/mL,isooctane,1mL,