Sulfhemoglobin, RBCs Test (4235R)
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Sulfhemoglobin, RBCs Test (4235R)

Analysis Code 4235R 
Test Name Sulfhemoglobin, RBCs 
Test Includes Sulfhemoglobin 
Compound Synonym(s) SHb 
Purpose Diagnostic Monitoring; This test is New York State approved. 
Category Biological Marker (Exposure) 
Method(s) Spectrophotometry (SP) 
Specimen Requirements 1 mL RBCs 
Transport Temperature Refrigerated 
Specimen Container Lavender top tube (EDTA) 
Special Handling Collect sample at end of shift. 
Light Protection Required Not Required 
Stability Room Temperature: 3 month(s)
Refrigerated: 3 month(s)
Frozen (-20 °C): Undetermined 
*Rejection Criteria None 
Day(s) Test Set-up / TAT [SP] Monday Wednesday / 3 days 
Suggested CPT Code 83060 
**Minimum Volume 0.3 mL 
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You are viewing Sulfhemoglobin, RBCs Test (4235R)
*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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