Cloquintocet-mexyl, 100 µg/ml, Ethyl acetate, 5m

1,2,9-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-88-6

6-Methylthiochroman-4-one, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6948-34-1

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)