PCB No. 184, 100µg/ml in Isooctane, 1ml

3-Fluoro-2,2',4,4'-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 876009-94-8

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)

rac 3-Hydroxyisobutyric Acid, 1mg