Naproxen, 100 µg/ml, Methanol, 1ml Back Catalog number: 680986 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 73141 Quinine Price on request 0922.15-500-IO (+)-Longicyclene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1137-12-8 Price on request L20785000CY 3,6-Dimethylphenanthrene, 10 ng/µl, 10ml Price on request