13C3-Cyanuric acid, 10mg

Lanthanoids Mix

2,2',3,3',4,4',5,5'-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35694-08-7

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