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HelpTest ID BLOD1407 Benzene, Occupational Exposure, Blood
Specimen Type
WB Sodium HeparinSpecimen Required
Draw blood in a green-top (sodium heparin) tube(s) and send 20 mL in two tubes of sodium heparin whole blood refrigerated. Blood should be drawn at end of shift. Tubes should be filled to prevent loss of volatile compound into headspace.
Specimen Minimum Volume
2.5 mL (in two tubes)
Reject Due To
| Hemolysis | NA |
| Lipemia | NA |
| Icterus | NA |
| Other | NA |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| WB Sodium Heparin | Refrigerated (preferred) | 14 days | |
| Frozen | 365 days |
Day(s) Performed
Monday through Sunday
Report Available
7 to 11 daysMethod Name
Headspace Gas Chromatography/Flame Ionization Detection (GC-FID)
Performing Laboratory
Medtox Laboratories, Inc.CPT Code Information
84600
Reporting Name
Benzene, BloodReference Values
Units: mg/L
Normal (unexposed population):
None detected
Exposed (end-of-shift):
Blood benzene concentrations of greater than 0.1 mg/L correlate with exposure to greater than 10 ppm benzene in air.
Toxic:
Blood benzene concentrations greater than 0.90 mg/L have been observed in fatal cases of benzene exposure.
Sanford Laboratories - Fargo Additional Information:
SANFORD INTERFACE BUILD INFORMATION
| Result Code | Result Code Description |
|---|---|
| 18303 | Benzene |