Phenazepam Screen (Qualitative), Blood Test (9235B)

Phenazepam Screen (Qualitative), Blood Test (9235B)

Analysis Code 9235B 
Test Name Phenazepam Screen (Qualitative), Blood 
Test Includes Phenazepam 
Compound Synonym(s) 7-Bromo-5-(2-chlorophenyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one 
Purpose Drug of Abuse Monitoring; This test is New York State approved. 
Category NPS 
Method(s) High Performance Liquid
Chromatography/Time of
Flight-Mass Spectrometry (LC/TOF-MS) 
Specimen Requirements 3 mL Blood 
Transport Temperature Refrigerated 
Specimen Container Gray top tube (Sodium Fluoride / Potassium Oxalate), Lavender top tube (EDTA) 
Special Handling None 
Light Protection Required Not Required 
Stability Room Temperature: 30 day(s)
Refrigerated: 30 day(s)
Frozen (-20 °C): 30 day(s) 
*Rejection Criteria None 
Day(s) Test Set-up / TAT [LC/TOF-MS] Tuesday / 5 days 
Suggested CPT Code 80307 
**Minimum Volume 1.4 mL 
Reflex Testing
(when required, addl' fee may apply)
52386B - Phenazepam Confirmation (Qualitative), Blood 
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You are viewing Phenazepam Screen (Qualitative), Blood Test (9235B)
*Rejection criteria pertain to clinical specimen submissions only.
**Stated minimum volume allows for a single analysis. Repeat analysis will not be performed.


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