*2,3,3',4,5'-Pentachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-41-3, 1 mL 6983-Proficiency Testing This Certified Reference Material of

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

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

15 mg/mL in Methanol is composed of a single analyte

This Certified Reference Material at a concentration of 10 µg/mL in Water

Phosphate as P 7778-77-0 1000 µg/mL

*2,3,3',4,5'-Pentachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-41-3, 1 mL 6983-Proficiency Testing This Certified Reference Material ofThis 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.