Sigma-Aldrich Co. LLC Dextrorphan Solution D-034-1ML - 1.0 Each Ammonium Hydroxide 50% V/V Nasal Speculum with Thin Rounded

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Sigma-Aldrich Co. LLC Dextrorphan Solution D-034-1ML - 1.0 Each Ammonium Hydroxide 50% V/V Nasal Speculum with Thin RoundedDextrorphan Tartrate Snap N Spike Reference Solution, 1. 0 mg mL in Methanol (as Free Base), Ampule of 1 mL, Certified Reference Material Suitable for use in LC MS or GC MS applications for clinical toxicology, forensic analysis, P450 trials, or pharmaceutical research Primary metabolite of dextromethorphan in blood Dextromethorphan, an active ingredient in many over the counter cold and cough medicines, is used recreationally as a hallucinogen with