Piperonyl butoxide, 1000µg/ml in MeOH, 1ml

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)

4'-Fluoro-2,2',3,3',4,5,5',6,6'-nonabromodiphenyl ether,200 µg/mL,toluene,1mL,

Imidacloprid D4, 100μg/ml in Acetone, 1ml