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22965 Potassium, Urine 24 Hour

Potassium, Urine 24 Hour
Test Code: K-24H
Synonyms/Keywords
 K-24H​
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
No​ Urine​
24 Hour Urine Jug,
Sage Cup,
Urine Container​
 ​ 10 mL​ 0.5 mL​ ​
Collection Processing Instructions
Aliquot from a well-mixed 24 hour urine collected without a preservative.
Indicate the collection time.
The total volume collected must be measured, recorded, and included with the test request.
If multiple tests needed on urine, acceptable alternate preservatives include 7 g sulfamic acid, 20 mL 6N HCl, 25 mL 33% acetic acid, 10 g boric acid, or 5 g sodium carbonate.
 
Specimen Stability Information
Specimen Type Temperature Time
Urine​-no preservative Refrigerate​ 4 days​
​Urine-preservative ​Refrigerate ​7 days
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Diagnostic Treatment Center​ ​Monday through Sunday​ ​Less than 2 hours ​ISE/Siemens Dimension
Marshfield​ Monday through Sunday​ 6-8 hours​ ISE/Beckman AU
Reference Range Information
Performing Location Reference Range
DTC 30-90 mmol/24hr​
​Marshfield ​32-95 mmol/24hr
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
84133 ​ ​ ​ ​ ​
Synonyms/Keywords
 K-24H​
Ordering Applications
Ordering Application Description
​Centricity

​a. Potassium-24hr

b. Potassium (K), 24Hr Urine

​Cerner ​Potassium Level 24 Hour Urine
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
No​ Urine​
24 Hour Urine Jug,
Sage Cup,
Urine Container​
 ​ 10 mL​ 0.5 mL​ ​
Collection Processing
Aliquot from a well-mixed 24 hour urine collected without a preservative.
Indicate the collection time.
The total volume collected must be measured, recorded, and included with the test request.
If multiple tests needed on urine, acceptable alternate preservatives include 7 g sulfamic acid, 20 mL 6N HCl, 25 mL 33% acetic acid, 10 g boric acid, or 5 g sodium carbonate.
 
Specimen Stability Information
Specimen Type Temperature Time
Urine​-no preservative Refrigerate​ 4 days​
​Urine-preservative ​Refrigerate ​7 days
Reference Range Information
Performing Location Reference Range
DTC 30-90 mmol/24hr​
​Marshfield ​32-95 mmol/24hr
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Diagnostic Treatment Center​ ​Monday through Sunday​ ​Less than 2 hours ​ISE/Siemens Dimension
Marshfield​ Monday through Sunday​ 6-8 hours​ ISE/Beckman AU
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
84133 ​ ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.