D-Lactose monohydrate, 1000mg

Copper (Cu)

Benzo(j)fluoranthene, 100µg/ml in AL, 5ml

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)