Method 1613 Internal Standard Spiking Solution, 200ng/ml in Nonane, 0,5ml Back Catalog number: EDF-5999 Availability: In the manufacturer's stock Price on request - + Recommended 722393 PAH standard for liquid chromatography 16 PAH acc. to. EPA Method 610 in acetonitrile pack of 1mL 2 392,00 Kč 682222 Disperse Yellow 26, 100mg Price on request L20930000AL Pyrene, 10µg/ml in Acetonitrile, 10ml Price on request