| Methodology: |
Spectrophotometry
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| Performed: |
Sun-Sat
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| Reported: |
Within 24 hours
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| Specimen Required: |
Collect: 24-hour urine. Specimen must be refrigerated during collection. Also, one 4 mL plasma separator tube or serum separator tube, collected within 24 hours of urine collection start or finish. (Min:0.2 mL).
Storage/Transport Temperature: 5 mL aliquot from a well-mixed 24-hour collection (Min: 0.2 mL) and 1 mL plasma or serum. Both specimens should be transported at 2-8°C. (Min: 0.2 mL) Submit both specimens in an ARUP Standard Transport Tube.
Remarks: Record total volume and collection time interval on transport tube and test request form.
Unacceptable Conditions: Random urine collections.
Stability (collection to initiation of testing): Ambient: 4 hours; Refrigerated: 4 days; Frozen: 6 months
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