EPA Method 515/8150/1658 Herbicides

n-Heptacosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 593-49-7

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

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)