8 days
Inductively-coupled plasma/mass spectrometry (ICP/MS)
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24-hour urine test for copper. Diagnostic for Wilsons disease.
Random or 24 hour urine
5 mL
Plastic urine container, no preservative
Instruct the patient to void at 8 AM and discard the specimen
Collect all urine including the final specimen voided at the end of the 24-hour collection period (ie, 8 AM the next morning). Screw the lid on securely.
| Temperature | Period |
|---|---|
| Room temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 14 days |
| Freeze/thaw cycles | Stable x3 |