24 Hour Urine Collections

The following procedures are for 24 Hour Urine Collections.
- To begin collection, record the time and date on instruction sheet.
- Urinate in the toilet and flush – Do not collect the first urination.
- For the next 24 hours, collect all your urine in the bottle using a collection hat if needed.
- When 24-hour period ends, urinate in the bottle.
- Record the ending time and date on instruction sheet.
- Promptly return the bottle to the laboratory.
- Be sure to refrigerate the bottle between collections. A small cooler with ice can be kept in the bathroom to keep the collection bottle in if desired. Otherwise can be kept in your refrigerator. Do not freeze.