2,4-D,1000 µg/mL,MeOH,1mL,

Heptachlor-endo-epoxide (trans-, isomer A), certified, 10mg

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)

5-Fluoroacenaphthylene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 17521-01-6