1,2-Dibromopropane, 250mg

1-Aminoperylene, neat, Solvent-neat, Unit ca. 100µg, # of units-1, Cas.no. 35337-21-4

4-tert-Octylphenol-13C6

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)