Urea Stock Solution

1,1,1,3,14,15-Hexachloropentadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Diazinon-d10 (diethyl-d10),100 µg/mL,acetonitrile,1mL,