EPA Method 502.2 Internal Standard

Pirimiphos-ethyl, 100 µg/ml, Acetonitrile, 5ml

Carbon-13C1-tetrachloride,neat,neat,100mg,

2,6-Dibromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 13720-06-4