Tilmicosin, 100 µg/ml, Methanol, 1ml

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)

Isoproturon D6 (dimethyl D6), 1000µg/mL in Acetonitrile, 1ml

1-Fluoronaphthalene, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 321-38-0