1,2,3,5-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-28S Manufacturer: Wellington Laboratories Availability: 1 week 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 677994 Disulfoton-sulfoxide, 100 µg/ml, Toluene, 1ml Price on request 684449 N-Acetyl-S-phenyl-L-cysteine, 100mg Price on request