DOW 624 Volatile Internal/Surrogate Standard

Pirimiphos-ethyl, 10.0 µg/ml, Ethyl acetate, 10m

Oxamyl-oxime, 10.0 µg/ml, Acetonitrile, 1ml

2,2',5,6'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane