Trichloroethylene Exposure, Urine Test (4658U)
| Analysis Code |
4658U |
| Test Name |
Trichloroethylene Exposure, Urine |
| Test Includes |
Creatinine [Colorimetry], Trichloroacetic Acid (Creatinine corrected) [SP], Trichloroacetic Acid [SP], Trichloroethanol (Creatinine corrected) [GC], Trichloroethanol [GC] |
| Compound Synonym(s) |
Trichloroacetate
Trichloroethylene Metabolite |
| Purpose |
Occupational Exposure Monitoring, ACGIH/BEI |
| Category |
Biological Marker (Renal), Environmental/Occupation Toxin |
| Method(s) |
Colorimetry (C)
Gas Chromatography (GC)
Spectrophotometry (SP) |
| Specimen Requirements |
7 mL Urine |
| Transport Temperature |
Refrigerated |
| Specimen Container |
Plastic container (preservative-free) |
| Special Handling |
Ensure that container remains tightly sealed. |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Undetermined |
| Rejection Criteria |
None |
| Day(s) Test Set-up |
[SP] Monday Thursday 1 day
[Colorimetry] Monday-Saturday 2nd Shift 1 day
[GC] Friday 3 days |
| Suggested CPT Code |
[SP] 83921
[Colorimetry] 82570
[GC] 82441 |
Reflex Testing
(when required, addl' fee may apply) |
6022U - Specific Gravity Confirmation, Urine |
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