Procymidone, 10.0 µg/ml, Ethyl acetate, 10ml

o-Toluidine, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 95-53-4

4-tert-Octylphenol-di-ethoxylate, 1 µg/ml, Aceton

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)