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27-September-2011
Cerilliant Introduces New Internal Standard for N-Desmethyldoxepin-D3 HCl (cis/trans)

N-Desmethyldoxepin-D3 HCl, D-075
100 ug/mL (as free base) in Methanol

N-Desmethyldoxepin or nordoxepin is the primary metabolite in urine and plasma of doxepin, a tricyclic antidepressant marketed as Apona, Adapine, or Doxal. This internal standard is suitable for numerous GC/MS and LC/MS applications from forensic analysis and clinical toxicology testing to urine drug testing, pain prescription monitoring and isotope dilution methods.

We offer Snap-N-Shoot® | Snap-N-Spike® certified solutions of doxepin and other tricyclic antidepressants (TCAs) including amitriptyline, clomipramine, desipramine, imipramine, and nortriptyline.


Cerilliant Certified Solution Standards and Certified Spiking Solutions are manufactured to the highest industry standards. We are accredited to ISO 17034 and ISO/IEC 17025 & certified ISO 9001.


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