Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml

Celecoxib,1000 µg/mL,acetonitrile,1mL,

n-Tridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-50-5

2,2',4,4',6,6'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane