Specimen Requirements
Minimum of 4.0 mL 24-hour urine
Supplies for Submission
Urine Cup (1)
Specimen Collection
Protect sample from light during collection, storage, and transport.
- During the collection period, refrigerate 24-hour urine and record the total volume.
- Mix urine and aliquot (8 mL preferably) into plastic aliquot tube.
- Label tube with two identifiers. Acceptable identifiers include patient’s name, date of birth, social security number, requisition number, and medical record number.
- Record the total volume on both container and requisition.
- Freeze - send this aliquot separately when multiple tests are ordered.
Storage Requirements
Frozen
Specimens are stable if refrigerated for 4 days or frozen for 1 month.
Causes for Rejections
Specimens stored at room temperature are not accepted.