3,3',4,4'-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

o-Cresol-d8, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 203645-65-2

Methyl sorbate

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)