Parathion-methyl, 100 µg/ml, Toluene, 1ml

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

2,2'-Dimethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 605-39-0

Sodium Benzoate & Potassium Sorbate (0.2%)