Chlorfenson, 100 µg/ml, Ethyl acetate, 5ml

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)

Monobenzyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml

Fenitrothion, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 122-14-5