alpha-BHC-13C6,100 µg/mL,n-nonane,1mL,

2,3-Dibromopropionamide, 1000µg/ml in MeOH, 1ml

2,2',3,4',5,5'-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane

4,4-Dichlorobiphenyl (BZ-15)