o,p-DDD & o,p-DDE & o,p-DDT, 0.25 mg/mL in Hexane:Toluene (50:50), 1 mL

This Certified Reference Material at a concentration of 0.25 mg/mL in Hexane:Toluene (50:50) is composed of 3 analytes. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 °C.