PCB Congener Internal Standard Mix

Di-n-butylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 544-40-1

Albendazole, 100 µg/ml, Methanol, 5ml

1,2,7,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane