2,3',4',5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Formaldehyde

1-Phenyldibenzofuran, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 63317-69-13

n-Heptadecane