D3-(±)-Naproxen, 100 µg/ml, Methanol, 1ml Back Catalog number: 677719 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677494 D6-Metalaxyl-M, 100 µg/ml, Acetonitrile, 1ml Price on request 95002 8151A QC Standard Price on request L12422200ME 1,2-Dichloroethane, 10µg/ml in MeOH, 10ml Price on request