Enrofloxacin, 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)

Chrysene-trans-5,6-dihydrodiol, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 56183-24-5

Metronidazole,neat,neat,250mg,