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H-921 / H-921-1ML updated item number format


100 ug/mL in Methanol |

Certified Reference Material

a-Hydroxymidazolam is an active, major metabolite in urine and blood of the benzodiazepine midazolam. Midazolam is sold as Dormicum, Hypnovel, and Versed as a sedative and treatment for insomnia and seizures. This internal standard is suitable for midazolam testing or isotope dilution methods by GC/MS or LC/MS for clinical toxicology, urine drug testing, pain prescription monitoring or forensic analysis applications.
Concentration: 100 ug/mL
Solvent: Methanol
Unit Size: 1 mL/ampoule
CAS Number:

Not available

Chemical Formula:


Molecular Weight:


Certificate of Analysis:
US List Price:
$346.00 EA

H-902 / H-902-1ML    α-Hydroxymidazolam, 100 μg/mL  
H-922 / H-922-1ML    α-Hydroxymidazolam, 1.0 mg/mL  
M-908 / M-908-1ML    Midazolam, 1.0 mg/mL  
M-918 / M-918-1ML    Midazolam-D4 maleate, 100 μg/mL (as free base)  

Regulatory Control
▶  Canada Test Kit Registration # 61-1244 - no Health Canada import authorization required
read more about ordering regulated substances

Recommended Storage Condition

UN Number, Class, PG
1230, 3, II

Safety Data Sheet

HS Code

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