cis-2-Pentene

1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml

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)

Ethanol standard in water,2.0g/L,water, 1.5mL