EPA Method 555 Herbicide Standard

2,3,3',4,4',5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 69782-90-7

Ethyltri-n-propyltin, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3440-79-7

Dicrotophos, 100 µg/ml, Acetonitrile, 1ml