1-Propylimidazole, 25mg

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)

3-Chlorothiophene in isooctane Units: 5x1mL ampoules

Ethyl-ß-D-6-glucuronide-d5, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.