***Phenylurea Pesticide Mixture, 200 µg/mL in Acetonitrile:Acetone (50:50), 5 x 1 mL

This Certified Reference Material at a concentration of 200 µg/mL in Acetonitrile:Acetone (50:50) is composed of 8 analytes. It is supplied in a unit of 5 x 1 mL and should be stored in the freezer at less than -10 °C. Sonicate before use.