PAH Internal Standard Spiking Solution, 1.2ml, isooctane

Fluroxypyr, 100µg/ml in Methanol, 1ml

N6,O2'-Dimethyladenosine-d3, 5mg

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)