2,4,4'-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane

PCB No. 121, 1000μg/ml in Isooctane, 1ml

5,6,6a,11a-Tetrahydro-11H-benzo[a]carbazole, 200µg/mL, Solvent- toluene, Unit 1mL, # of units-1, Cas.no. 112901-06-1

2-Ethylbutyraldehyde