(S)-(-)-Cotinine, 1000µg/ml in MeOH, 1ml

Sulfamethoxazole, 1000µg/ml in MeOH, 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)

2,4,4'-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41318-75-6