2-Nitrophenol, 100 µg/ml, Acetonitrile, 1ml

alpha-Cypermethrin, 100 µg/ml, Cyclohexane, 5ml

1,2,3,4,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane