Dieldrin-random 13C4

Piperonyl butoxide

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)

Custom Mix of Phthalate isomer mixtures Each component 1000µg/mL in isooctane 9916.26 Di-iso-nonyl phthalate in mixture with C8-10-branched alkyl o-phthalate , C9-rich 3049.28 Di-iso-decyl phthalate in mixture with C9-11-branched alkyl o-phthalate,