PCB Congener Internal Standard Mix

2,4'-DDT, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 789-02-6

1,3,7-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane

n-Tricosane, ?13C: -26.71, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 638-67-5