PCB Isomer Standard “Dutch 7”

n-Perfluoropentanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2706-90-3

2,3,4,5,6-Pentachlorophenol-13C6, 1000µg/ml in Isopropanol, 1ml

Chlorfenson, 100 µg/ml, Acetonitrile, 5ml