*PCB Congener Mix #4, 10.0 µg/mL in Isooctane, 1 mL 80STDNODSC This Certified Reference Material is

This Certified Reference Material is composed of 8 analytes

This Certified Reference Material at a concentration of 10 µg/mL in Isooctane is composed of 10 analytes

This Certified Reference Material of varied concentration by weight is composed of 7 analytes

It is supplied in a unit of 10 mg and should be stored in the freezer at less than -10 °C

This Certified Reference Material of varied Conc in Heptane:Hexane (50:50) is composed of 2 analytes

*PCB Congener Mix #4, 10.0 µg/mL in Isooctane, 1 mL 80STDNODSC This Certified Reference Material isThis Certified Reference Material at a concentration of 10. 0 g mL in Isooctane is composed of 22 analytes. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 C.