*2,2',3,4,4',5',6-Heptachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-69-1, 1 mL 6983-Proficiency Testing 0 mg/mL in Methanol:Benzene (50:50)

0 mg/mL in Methanol:Benzene (50:50) is composed of 7 analytes

This Certified Reference Material of varied concentration in Toluene is composed of 5 analytes

This Certified Reference Material at a concentration of 2500 µg/g in Dichloromethane is composed of 29 analytes

This Certified Reference Material at a concentration of 100 µg/mL in 2-5% Nitric Acid is composed of 6 analytes

This Certified Reference Material at a concentration of 100 µg/mL in Isooctane is composed of a single analyte

*2,2',3,4,4',5',6-Heptachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-69-1, 1 mL 6983-Proficiency Testing 0 mg/mL in Methanol:Benzene (50:50)This 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.