Marker PCB Extraction Standard, 1.2ml, nonane

4-Bromo-2,6-dichlorophenol

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

Triforine, 100 µg/ml, Acetonitrile, 5ml