2-Amino-5-chloropyridine

2,3,3',4,5,5'-Hexachloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2

Simazine