Valeraldehyde-DNPH Back Catalog number: 83561 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11798.20-10MG 9-Carboxynonyl-7-carboxyheptyldimethyl-d6 ammonium bromide,neat,neat,10mg, Price on request 682091 3,6-Dimethylphenanthrene, 10.0 µg/ml, Acetonitril Price on request S-4742-100-TX10 Custom mix of C0-C4 fluoranthenes and pyrenes 0260.16 Fluoranthene 0235.16 Pyrene 0289.17 1-Methylfluoranthene 0290.17 2-Methylfluoranthene 0291.17 3-Methylfluoranthene 0304.17 1-Methylpyrene 1218.18 3-Ethylfluoranthene 1038.18 4,5-Dimethylpyrene 16 Price on request