Permethrin, 10 µg/ml, Ethyl acetate, 10ml

Methyl cis-9-hexadecenoate (C16:1), 10mg/ml in Heptane, 1ml

1,2,3,7,8,9-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

EPA Method 418.1 - TPH IR Standard