Method 1640 Tuning Standard

2-Ethylbicyclo[2.2.1]heptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2146-41-0

EPA Method 8121 Chlorinated Hydrocarbons

2,4-Dibromophenol, 100 µg/ml, Methanol, 1ml