Chloride 20 µg/mL (Cl-)

PCB Mix 1 ppb

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)

Chlorothalonil Metabolite R471811-13C2,15N2 sodium salt, 2,5mg