Dihexyl phthalate, 250mg

Chlorimuron-ethyl, 100 µg/ml, Acetonitrile, 5ml

Dibenzo[a,i]pyrene-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 158776-07-9

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