delta-HCH, 10.0 µg/ml, Cyclohexane, 10ml

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

Ronnel , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 299-84-3

Nickel (Ni)