Ethanol standard in serum,3.0g/L,serum, 3mL

Parathion-methyl, 100 µg/ml, Ethyl acetate, 5ml

Heptachlor epoxide

B[a]P/HCB Recovery standard 1337,16 Fluoranthene-d10 100 000ng/ml Solvent: n-Hexane Units: 1mL crimp-top