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| Test Name: | Osmolality, Urine |
|---|---|
| Test Code: | 003442 |
| Other Names: | N/A |
| Test Includes: | Osmolality, Urine |
| Specimen Requirements: | Urine (random or 24-hour), 2 mL |
| Container: | Plastic urine container, no preservative |
| Collection Instructions: | Centrifuge urine sample after collection for 5 minutes at 4(degrees)C to 25(degrees)C to remove gross particulate matter. |
| Stability: | Refrigerate |
| Rejection Criteria / Special Instructions: | If 24-hour urine is collected, record total urine volume on the request form. |
| Methodology: | Freezing point depression |