Phenolic Mix

2,2',3,4,4',5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

3,3',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 32774-16-6

Formaldehyde