Days Set Up
Daily
Analytic Time

8 hours

Test Updated:

Synonyms
 

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

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MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology

Potentiometric (ISE)

Test Usage

Evaluate electrolyte composition of urine, electrolyte balance studies

Reference Range

170 - 250 mEq/24 hours (170-250 mMol/24 hours). Random urine collections are reported in units of mmol/L, for which reference values are not established.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Container
Plastic container with no preservative
Normal Volume
5 mL aliquot of 24 hour urine collection or 2 mL aliquot of random urine collection.
Minimum Volume
2 mL aliquot of 24 hour urine collection or 1 mL aliquot of random urine collection.

Billing Information

CPT Code
82436
Pro Fee Code
 
Insurance Auth Info
 
LOINC
CHLORU 2078-4, CHLORQ 2079-2

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.