tert-Butyl acetate, 1ml

Bromdiolone-d5 (phenyl-d5) (mixture of diastereomers),100 µg/mL,acetonitrile,1mL,

Hexachlorobenzene, 1000µg/ml in Isooctane, 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)