Ethanol standard in serum,4.0g/L,serum, 1.5mL

1,2,3-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

2-Methylsulfonyl-4-trifluoromethyl benzoic acid

4-tert-Octylphenol,1000 µg/mL,MeOH,1mL,