BHC (beta isomer-13C6), 50µg/ml in Nonane, 2x1,2ml

Chloroparaffin C13 44.90% Cl, 10μg/mL in CY, 1ml

Zolpidem

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)