PAH standard for liquid chromatography 16 PAH acc. to. EPA Method 610 in acetonitrile pack of 1mL

Chlorhexidine diacetate, 250mg

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy 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)

Metformin hydrochloride, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1115-70-4