EPA Method 8081A Organochlorine Pesticides

d2 C20 Triaromatic Sterane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-79-9

2,3,4-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane

3,4'-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL