Precision and Recovery Stock Solution, 1.2ml, nonane

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

Pirimiphos-methyl, 10.0 µg/ml, Ethyl acetate, 10

Clofibrate, 100 µg/ml, Acetonitrile, 1ml