Metazachlor ESA sodium salt, 10.0 µg/ml, Acetonit

Citric acid [0.1% wt]

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)

Cinnamic aldehyde, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104-55-2