Aldicarb-sulfoxide, 10.0 µg/ml, Acetonitrile, 10

4-Bromo-2,3,5,6-tetraachloroanisole, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no.

Thiofanox, 100 µg/ml, Acetonitrile, 5ml

EPA Method 515.1 - Performance Check Solution