EPA Method 1613 Native Stock Solution, 1.2ml, nonane

2,2',3,4,4',5,5',6-Octachloro-3'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

Tris(4-chlorophenyl)methanol-[13C19], 1.2ml x 50ug/ml, nonane

2,2',3,3',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,