Dextrorphan tartrate,1000 µg base/mL,MeOH,1mL Back Catalog number: 11171.17-K-ME Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 23002 EPA Method 8260B Surrogate Standard Price on request 52032 Calibration Standard Set Price on request 11283.9-100-AN Terbufos-d10 (O,O-diethyl-d10),100 µg/mL,acetonitrile,1mL, Price on request