2,2',3,3',4',5,6-Heptachlorobiphenyl (177)

EPA Method 610 PAH Mix, in MeCH:MeOH, 1ml

4-Chloronitrobenzene, 100 µg/ml, Methanol, 1ml

2,2',4,4',5,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,