p-Xylene, 5ml Back Catalog number: 679930 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 8242.18-100-IO 1-Nitrotriphenylene-d11, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 675758 Disulfoton-sulfoxide, 10.0 µg/ml, Acetonitrile, Price on request 94516 Internal Standard for AB SIM Price on request