PCB No. 141, 100µg/ml in Isooctane, 1ml

Benz[a]anthracene, 20mg

2,2',3,4,5,5'-Hexachlorobiphenyl

2,2',3,3',4,4',5,5'-Octabromo[13C12]biphenyl, 1.2ml x 50ug/ml, nonane