Test ID CLUP Chloride, 24 Hour, Urine
Necessary Information
24-Hour volume is required.
Specimen Required
Only orderable as part of a profile. For more information see SAT24 / Supersaturation Profile, 24 Hour, Urine.
Supplies: Sarstedt 5 mL Aliquot Tube (T914)
Container/Tube: Plastic vial
Specimen Volume: 4 mL
Collection Instructions:
1. Collect urine for 24 hours.
2. Refrigerate specimen within 4 hours of completion of 24-hour collection.
Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens for multiple collections.
Useful For
An indicator of fluid balance and acid-base homeostasis using a 24-hour urine collection
Method Name
Only orderable as part of a profile. For more information see SAT24 / Supersaturation Profile, 24 Hour, Urine.
Potentiometric, Indirect Ion-Selective Electrode (ISE)
Reporting Name
Chloride, USpecimen Type
UrineSpecimen Minimum Volume
1 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Urine | Refrigerated (preferred) | 14 days |
Frozen | 30 days | |
Ambient | 7 days |
Reference Values
Only orderable as part of a profile. For more information see SAT24 / Supersaturation Profile, 24 Hour, Urine.
≥18 years: 34-286 mmol/24h
Reference values have not been established for patients who are less than 18 years of age.
Day(s) Performed
Monday through Friday
Report Available
Same day/1 to 2 daysPerforming Laboratory

Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
82436
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
CLUP | Chloride, U | 2079-2 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
CL24 | Chloride, U | 2079-2 |