D12-Benzo[a]pyrene, 10.0 µg/ml, Acetonitrile, 1m

3,5-Dichlorobenzoic acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 51-36-5

2-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7297-45-2

2,3,3',5,6-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 74472-36-9