EPA Method 8060 QC Check Solution

Azinphos-ethyl, 100 µg/ml, Acetonitrile, 10ml

Chrysene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-03-5

Ethyl tricosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 18281-07-7