Iohexol, 100µg/ml in MeOH, 1ml

D9-Fluazifop-butyl, 100 µg/ml, Acetonitrile, 1ml

Perfluoro-n-hexane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 355-42-0

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)