Zinc, Whole Blood

Cleveland HeartLab Test, Z

CPT Code: 84630
Order Code: C2499
ABN Requirement: No
Specimen: Whole Blood
Volume:  2.0 mL
Minimum Volume:  0.5 mL
Container: EDTA (Navy Blue top) tube


  1. Draw and gently invert 8 to 10 times.
  2. Label tube with patient information.
  3. Store collection tube refrigerated at 2-8°C until ready to ship.

Transport: Store navy blue EDTA whole blood at 2-8°C after collection and ship the same day per packaging instructions provided with the Cleveland HeartLab, Inc. shipping box.

Special Information: Diet, medication, and nutritional supplements may introduce interfering substances. Patient should be encouraged to discontinue nutritional supplements, vitamins, minerals, and non-essential over-the-counter medications.


Ambient (15-25°C): Indefinite
Refrigerated (2-8°C):
Frozen (-20°C):
Not Acceptable
Deep Frozen (-70°C):
Not Acceptable

Note: If the specimen is drawn and stored in the appropriate tube, the trace element values do not change with time.

Causes for Rejection: Specimens other than Navy Blue EDTA whole blood; improper labeling; samples not stored properly; samples older than stability limits; clotted specimens; specimens containing heparin anticoagulant

Methodology: Inductively Coupled Plasma/Mass Spectrometry (ICP-MS)

Turn Around Time: 3-7 days

Reference Range:

All Ages440-860