Roquefortine C, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 58735-64-1

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)

Carazolol, 10mg

Naphthalene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1146-65-2