Calibration Std. #1

Acetylsalicylic acid-d3 (methyl-d3),100 µg/mL,MeOH,1mL,

6-Methylchrysene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1705-85-7

Fenthion, 10.0 µg/ml, Acetonitrile, 10ml