PCB Congeners 1000 ppb

1,1-Bis(4-hydroxyphenyl)cyclohexane, 1.2ml x 50ug/ml, methanol

Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9

n-Undecane