Warfarin-d5 (phenyl-d5), 100µg/ml in MeOH, 1ml

Diuron, 10.0 µg/ml, Acetonitrile, 10ml

2,3,3',4,4',5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

PCB 82, 5mg