All of our high-purity pharmaceutical reference standards are provided with a comprehensive Certificate of Analysis and all supporting analytical data.

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Sort by: Catalog Number Product Price Default See details N-Desmethyl Escitalopram Catalog Number: N-2955 This compound comes fully certified. See details N-Diethyl Norpseudoephedrine Hydrochloride - Labeled d10N Catalog Number: N-3059 This compound comes fully certified. See details N-hydroxymethylpentamethylmelamine Catalog Number: N-3502 This compound comes fully certified. See details Naratriptan Hydrochloride Catalog Number: N-2845 This compound comes fully certified. See details Naratriptan Hydrochloride - Labeled d3 Catalog Number: N-2912 This compound comes fully certified. See details Nicotinuric Acid - Labeled d4 Catalog Number: N-4296 High purity Nicotinuric Acid - Labeled d4 includes a comprehensive Certificate of Analysis and all supporting analytical data See details Norcocaine Hydrochloride Catalog Number: N-4330 This compound comes with a comprehensive Certificate of Analysis. See details Norcodeine Labeled d3 Catalog Number: N-4302 This compound comes with a comprehensive Certificate of Analysis. See details Normeperidine Hydrochloride Labeled d5 Catalog Number: N-4311 This compound comes fully certified. See details Racemic Nebivolol Hydrochloride Labeled d4 Catalog Number: N-3621 This compound comes fully certified.