2,6-Di-tert-butyl-4-methylphenol, 1000µg/mL in Acetonitrile, 1ml

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)

1,2,3,4,6,7,9-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

9-Nitroanthracene-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 220381-38-4