Ethoprophos, 100 µg/ml, Acetonitrile, 1ml

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

2,3,3',4',5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL,

1,3-Dinitrobenzene, 250mg