24-hour urine collection in a sterile plastic container. Do not add preservatives. Refrigerate during collection, storage, and transport. Note dates and times collection started and stopped.
Handling:
Mix well and pour off a 25 mL aliquot into a sterile plastic container or submit total urine collection. Measure and record total volume and collection period with aliquot. Refrigerate.
Stability:
8 days refrigerated. Unstable frozen.
Standard Volume:
25 mL aliquot or total urine collection.
Minimum Volume:
5 mL urine.
Transport:
Refrigerated.
Rejection Criteria:
Specimen frozen, contaminated with blood, or containing preservatives.
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