Naproxen Back Catalog number: 2538.14-K-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 679292 PCB 118, 100 µg/ml, Isooctane, 1ml Price on request 52035 Calibration Standard Mix 3 Price on request 10203.8-K-ME Methyl 4-hydroxybenzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 99-76-3 Price on request