Interference Standard 3

Ciprofloxacin, 1000µg/ml in 0,1mol/l HCl, 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)

PCB No. 112, certified, 5mg