GFAA Initial Calibration Verification

3M Potassium Chloride (KCl) Solution

4-Methylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 832-64-4

2,2',3,3',4,4',5,6,6'-Nonachlorobiphenyl, 100 µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 52663-79-3