N-Nitrosodimethylamine

Benzo[k]fluoranthene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 207-08-9

Lincomycin hydrochloride monohydrate, 100 µg/ml,

Toxaphene,2500µg/mL,dichloromethane,1mL Certan,