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To view specimen requirements and codes please select your laboratory:
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Cobalt, Random Urine
Patient should refrain from taking mineral supplements at least three days prior to sample collection
7 mL urine
7 mL Urine (Min5 mL)
Acid Washed Metal Free Container (Random); Refrigerated;
Wash hands before sample collection. Wipe hands dry with lint free paper towel. Do not use recycled paper. Collect 7 mL aliquot of the second morning urine in an acid-washed polypropylene or polyethylene collection container. Use powderless gloves to pour sample into acid-washed shipping container, if needed, cap securely and ship refrigerated . For clinical monitoring, collect second voided AM urine. For industrial monitoring, collect urine preshift.
See specimen collection section, Toxicology.
Acid-washed plastic screw cap vial
Refrigerated (cold packs)
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days
Tests performed on a specimen submitted in a non trace element tube/container (non acid-washed) may not accurately reflect the patient's level.
If a non trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that resubmission with a trace element tube/container is recommended.
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
|Quest Diagnostics Nichols Institute|
|14225 Newbrook Drive|
|Chantilly, VA 20153|
Monday-Thursday, Sunday Morning; Report available: 6 Days
Cobalt, Random Urine
|Non-exposed Adult||≤2.8 mcg/L|
|Biological Exposure Index (end of shift/work week)||≤15.0 mcg/L|
Cobalt is part of our diet. Approximately 85% of absorbed cobalt is excreted in the urine and the remainder eliminated in stool. Toxicity may occur in select industrial environments. Cobalt is not mined in the United States so primary supplies are imported.
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
(The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.)
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.