EPA Method 551.1 Performance Check Soln

2-Aminonaphthalene-d7, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 93951-94-1

trans-Pinic acid,50 µg/mL,MeOH,0.25mL,

Ethanol standard in serum,1.1g/L,serum, 3mL