[13C12]Dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Permethrin (mix isomers), 1000µg/ml in Acetonitrile, 1ml

Triethylene glycol mono(p-n-nonylphenyl) ether, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 51437-95-7

Tris(2-butoxyethyl) phosphate,1000 µg/mL,isooctane,1mL