Methyl g-linolenate C18:3, 10mg/ml in Heptane, 1ml

Pentachlorobenzene, 1000mg

1,4,6,7,8-Pentachlorodibenzofuran (or 2,3,4,6,9), 1.2mL x 50ug/mL, nonane

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)