m-Toluidine, 100 µg/ml, Methanol, 5ml

2,2',3,4,5,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Mass-Labelled PCB Mixture, 5.00µg/mL in Nonane/7% toluene, 1,2ml

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)