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

MCPB, 1000µg/mL in MTBE, 1ml

GC/MS Calibration Standard

C26 Diaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 103908-63-0