3,3',4,4',5,5'-Hexachlorobiphenyl (169)

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane

Propamocarb-N-desmethyl hydrochloride, 100 µg/ml,

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light 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)