111800 µS/cm calibration solution (230mL)

2,2',3,4,4',5,6,6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Dibenz[a,j]acridine, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 224-42-0

Methyl pentachlorophenyl sulfide