*2,2',3,4,4',5,6-Heptachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-47-2, 1 mL 6986-Organic This Certified Reference Material at

This Certified Reference Material at a concentration of 1 mg/mL in Pyridine is composed of a single analyte

Double Blind PT Studies: Contact tech@chromspec

Sonicate before use

This Certified Reference Material of varied concentration in Toluene is composed of 10 analytes

*2,2',3,4,4',5,6-Heptachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-47-2, 1 mL 6986-Organic This Certified Reference Material atThis Certified Reference Material at a concentration of 100 g mL in Isooctane is composed of a single analyte. It is supplied in a unit of 1 mL and should be stored at an ambient temperature of greater than 5 C. Sonicate before use.