Chloridazon-d5,100 µg/mL,acetonirile,1mL,

Napropamide, 100µg/ml in Acetonitrile, 1ml

2-Aminonaphthalene-d7

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)