*2,3,3',4,5'-Pentachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-41-3, 1 mL 6983-Proficiency Testing 0 µg/mL in Isooctane is

0 µg/mL in Isooctane is composed of 13 analytes

This Certified Reference Material at a concentration of 1000 µg/mL in Methanol is composed of 4 analytes

This Certified Reference Material of varied concentration in Toluene is composed of 7 analytes

Phosphate as P 7778-77-0 1000 µg/mL

CAS # 638-68-6

*2,3,3',4,5'-Pentachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-41-3, 1 mL 6983-Proficiency Testing 0 µg/mL in Isooctane isThis 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.