Bentazone-8-hydroxy, 100 µg/ml, Acetonitrile, 1m

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)

n-Hexadecane-d34, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 15716-08-2

TEPP, 100 µg/ml, Ethyl acetate, 5ml