| Methodology: |
Refer to individual components
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| Performed: |
Mon-Fri
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| Reported: |
Refer to individual components
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| Specimen Required: |
Collect: 24-hour urine. Use Kidney Stone/Supersaturation Urine Collection Kit (ARUP supply# 46007). Specimens should be refrigerated during collection.
Storage/Transport Temperature: Four (4) aliquots of urine, 4 mL each, from a well-mixed collection according to the following specifications:
1st aliquot: Dispense 4 mL of specimen into the Sulfamic Acid Tube. Mix well, then freeze.
2nd aliquot: Dispense 4 mL of specimen into the Sodium Carbonate Tube. Mix well, then freeze.
3rd aliquot: Dispense 4 mL of specimen into an Unpreserved Tube. Mix well, then freeze.
4th aliquot: Dispense 4 mL of specimen into an Unpreserved Tube. Mix well, then freeze.
Remarks: 24-hour urine should be delivered to laboratory ASAP following collection. Freeze specimens immediately after aliquoting. Do not exceed 4 mL in tubes.
Stability (collection to initiation of testing): Ambient: Unacceptable; Refrigerated: 12 hours (after collection is complete); Frozen: 3 weeks
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