*2,3,3',4,4',5,5'-Heptachlorobiphenyl, Neat, CAS # 39635-31-9, 5 mg 7021-Other This Certified Reference Material at

This Certified Reference Material at a concentration of 1000 µg/mL in Methanol is composed of a single analyte

This set of Chemical Reference Standards is composed of 6 components

Cholecalciferol (Vitamin D3)

This Certified Reference Material at a concentration of 1000 µg/mL in Hexane:Dichloromethane (85:15) is composed of 11 analytes

*2,3,3',4,4',5,5'-Heptachlorobiphenyl, Neat, CAS # 39635-31-9, 5 mg 7021-Other This Certified Reference Material atThis Certified Reference Material is supplied as a neat chemical. It is composed of a single analyte. It is supplied in a unit of 5 mg and should be stored at an ambient temperature of greater than 5 C.