Tungsten, Urine Test (4730U)
| Analysis Code |
4730U |
| Test Name |
Tungsten, Urine |
| Test Includes |
Tungsten [ICP/MS] |
| Compound Synonym(s) |
W
Wolfram |
| Purpose |
Exposure Monitoring/Investigation |
| Category |
Metal/Element |
| Method(s) |
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) |
| Specimen Requirements |
1 mL Urine |
| Transport Temperature |
Refrigerated |
| Specimen Container |
Plastic container (Acid washed or Trace metal-free) |
| Special Handling |
Avoid exposure to gadolinium-based contrast media for 48 hours prior to sample collection. |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: 14 day(s)
Refrigerated: 14 day(s)
Frozen (-20 °C): Not Stable |
| Rejection Criteria |
Received Frozen. |
| Day(s) Test Set-up |
[ICP/MS] Monday 7 days |
| Suggested CPT Code |
[ICP/MS] 83018 |
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