Styrene Exposure Profile, Urine Test (4213U)
| Analysis Code |
4213U |
| Test Name |
Styrene Exposure Profile, Urine |
| Test Includes |
Creatinine [Colorimetry], Mandelic Acid (Creatinine corrected) [IC], Mandelic Acid [IC], Phenylglyoxylic Acid (Creatinine corrected) [IC], Phenylglyoxylic Acid [IC] |
| Compound Synonym(s) |
Mandelate
Phenylglyoxylate
Styrene Metabolite
Vinylbenzene Metabolite |
| Purpose |
Occupational Exposure Monitoring |
| Category |
Biological Marker (Renal), Environmental/Occupation Toxin |
| Method(s) |
Colorimetry (C)
Ion Chromatography (IC) |
| Specimen Requirements |
2 mL pre-shift or end of shift Urine |
| Special Handling |
Collect sample at end of shift. Freeze and ship frozen. Failure to submit a frozen sample will result in cancellation. |
| Stability |
Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Undetermined |
| Day(s) Test Set-up |
[Colorimetry] Friday 1 day
[IC] Monday Thursday 2 days |
| Suggested CPT Code |
[IC] 83921
[Colorimetry] 82570 |
Reflex Testing
(when required, addl' fee may apply) |
6022U - Specific Gravity Confirmation, Urine |
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