Tuning Solution- Method 200.7 section 7.7

5-Methyl-2,2',4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Calibration sol. CS4 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl

Azobenzene, 100 µg/ml, Cyclohexane, 1ml