Methylphenols - Mix 13, 50µg/ml in Acetone, 5ml

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)

Cefepime dihydrochloride monohydrate, 100mg

Phthalic-3,4,5,6-d4 acid,neat,neat,1g,