6107: OXALATE, QUANT, 24-HOUR URINE
- 24 Hour Urine Container, Container- Urine
Turn Around Time
- State patient's age, sex, and total 24-hour urine volume on the request form and specimen. Specimens submitted without preservative should be acidified after receipt to pH <3 with 6N HCL prior to aliquot.
- Instruct patient to void at 8 AM (or 8 PM) and discard the specimen. Then collect all urine including the final specimen voided at the end of the 24-hour collection period (ie, 8 AM (or 8 PM) the following day). Label container with patient's name and date and time collection started and finished. Measure and record total urine volume. Mix well. pH must be <3.
- AMBIENT: 7 days REFRIGERATED: 7 days FROZEN: 14 days