Item Details
D-075 / D-075-1MLUpdated item number format
N-Desmethyldoxepin-D3 HCl (cis/trans)
100 ug/mL (as free base) in Methanol | Certified Reference Material
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.
| Concentration |
: 100 ug/mL (as free base)
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| Solvent |
: Methanol
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| Unit Size |
: 1 mL/ampoule
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| CAS Number |
: 1331665-54-3
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| Chemical Formula: |
: C18H16D3NO · HCl
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| Molecular Weight: |
: 304.83
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| Certificate of Analysis |
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| US List Price |
$195.00 EA
**All prices shown are for sales within US and Canada.**
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| Quantity |
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**Eligible Discounts Applied at Checkout**
| D-007 / D-007-1ML | Desmethyldoxepin (cis/trans), 1.0 mg/mL | $58.60 |
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| D-060 / D-060-1ML | Doxepin-D3 HCl (cis/trans), 100 μg/mL (as free base) | $46.10 |
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| D-115 / D-115-1ML | Doxepin-D3 HCl (cis/trans), 1.0 mg/mL (as free base) | $228.00 |
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| D-927 / D-927-1ML | Doxepin HCl (cis/trans), 1.0 mg/mL (as free base) | $29.60 |
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Recommended Storage Condition