EPA Method 8260B - Purgeable Internal Std

7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0

Stanozolol,100 µg/mL,acetonitrile,1mL,

Methamidophos, 10.0 µg/ml, Ethyl acetate, 10ml