Trifluralin, 100 µg/ml, Methanol, 1ml

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light 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)

n-Hydrocarbon Mix C8 - C40, 2000µg/ml in MeCl2 : CS2 [3:1], 1ml

Lake Michigan fish tissue -Org. contaminants, 5x8g