Formaldehyde

2,3,3',4,5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41411-62-5

2,4-DB-methyl ester, 250mg

Metribuzin-desamino-diketo, 100 μg/ml, Acetonitrile, 1ml