Test Searches require one of the following browsers: Google Chrome, Safari, or Firefox. This page WILL NOT WORK with Internet Explorer versions 8 or older. Alphabetical Index A B C D E F G H I J K L M N O P Q R S T U V W-Z ANATOMIC PATHOLOGY TESTS Search Tests CHLORIDE (8000100410) Test Mnemonic: CL Specimen Requirements: Collection: Serum separator tube (SST) (Preferred), Plasma separator tube (PST) or red stopped vacutainer tube. Minimum Volume: 3mL of blood Storage/Transport: Delivered to Sample Management within 2 hours of collection. Stability: Room temperature for ≤7 days; Refrigerated for ≤4 weeks; Frozen for indefinite. Causes for Rejection: Incomplete and/or incorrect sample identification, improper storage/transport, and gross hemolysis or lipemia. Specimen Preparation: Allow specimen to clot completely at room temperature. Centrifuge to separate serum from cells within 2 hours of collection. Transfer serum from collection tube to labeled plastic transport tube. Methodology: Potentiometric Performed: Clinical Chemistry Turnaround Time: Routine: 8 hours; ASAP: 4 hours; STAT: 1 hour Reference Range: By report (reports may vary based on instrumentation, patient age and sex). CPT 4 Code: 82435 Effective Date: 05/29/2015 Reviewed By/Date: Okorodudu, Anthony - 05/14/2019 Approved By/Date: Okorodudu, Anthony - 12/20/2022 When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent. « Back