2,3',5',6-Tetrachlorobiphenyl

Chlorbromuron, 100 µg/ml, Ethyl acetate, 5ml

Allethrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 584-79-2

Nickel (Ni)