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Heavy Metals Group # 3

Test Code


CPT Code(s)



Arsenic, Lead, Mercury, Cadmium

Preferred Specimen(s)

4 mL whole blood EDTA (dark-blue top) tube

Minimum Volume

2 mL

Specimen Container

EDTA (dark-blue top) tube

Transport Temperature


Specimen Stability

Room temperature: 5 days
Refrigerated: 7 days
Frozen: Unacceptable

Reject Criteria

Clotted specimens


Inductively Coupled  Plasma Mass Spectrometry

Performing Laboratory

Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Setup Schedule

Set up: Mon, Wed, Fri; Report Available: 2 days

Reference Range(s)

Arsenic <23 mcg/L
   0-6 years <5 mcg/dL
   7 and older <10 mcg/dL
Mercury <10 mcg/L
Cadmium- Adult  
   Non Smokers <1.7 mcg/L
   Smokers <5 mcg/L

LOINC®' Code(s)

The Result and LOINC information listed below should not be used for electronic interface maintenance with Quest Diagnostics. Please contact the Quest Diagnostics Connectivity Help Desk for more information at 800-697-9302.

NOTE: The codes listed in the table below are not orderable Test Codes.

Result NameLOINC CodeComponent Name
269Arsenic, Blood5583-0Arsenic
636Mercury, Blood5685-3Mercury
299Cadmium, Blood5609-3Cadmium
1861Lead, Blood5671-3Lead
80004720Collection sample (C/V):31208-2Specimen source

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.

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* 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.