How To Collect a 24 Hour Urine Specimen

• Empty bladder completely on awakening in the morning and discard this urine specimen.
  
• Record the time the discarded specimen was voided and begin the test.
  (example: 11/24/89 @ 7:00AM)
  
• All urine passed during the rest of the day and night must be poured into the container.
  
• Include the first urine specimen of the next morning and record the final time and date.
  (example: 11/25/89 @ 7:00AM)
  
• If possible, store container in the refrigerator during collection.