Item Details
IMPC-051-03 / IMPC-051-03-1MLUpdated item number format
Paraxanthine
1.0 mg/mL in Methanol | Certified Reference Material
Paraxanthine is a major plasma and urinary metabolite of caffeine. This xanthine derivative is, along with caffeine, a central nervous system stimulant. This Snap-N-Spike® reference solution is applicable for caffeine quantitation in clinical toxicology or urine drug testing by LC-MS/MS or GC/MS.
| Concentration |
: 1.0 mg/mL
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| Solvent |
: Methanol
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| Unit Size |
: 1 mL/ampoule
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| CAS Number |
: 611-59-6
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| Chemical Formula: |
: C7H8N4O2
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| Molecular Weight: |
: 180.16
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| Certificate of Analysis |
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| US List Price |
$71.30 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**
| C-051 / C-051-1ML | Caffeine, 1.0 mg/mL | $57.60 |
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| C-082 / C-082-1ML | Caffeine-13C3, 1.0 mg/mL | $169.00 |
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Recommended Storage Condition