WS PCB’s as Decachlorobiphenyl

Spirodiclofen, 100 µg/ml, Acetonitrile, 1ml

Surrogate Standard Mix 9, 200 ng/µl, 1ml

2,2',3,3',4,4',6,6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene