EPA Method 515.1 - Performance Check Solution

4-Nitrophenol-2,3,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-79-2

Phosalone, 100 µg/ml, Acetonitrile, 1ml

trans-Cypermethrin D6 (dimethyl D6), 100 ng/µl, 1.1ml