Thallium, serum or plasma

Alphabetical Test listing

Thallium, serum or plasma-994

Thallium, serum or plasma

Evaluate exposure to thallium


Urine is the preferred specimen for assessment of thallium exposure

Serum, metal free
2.0 mL
0.5 mL
  1. Allow the specimen to clot
  2. Spin
  3. Carefully pour the serum into a Metal free transfer vial/tube, labelled as serum, within two hours of specimen collection.
ETDA plasma, metal free

Immediatley following collection, mix sample thoroughly by gently inverting 8 - 10, times to prevent clotting

  1. Spin to separate the plasma from the cells
  2. Carefully pour the plasma into a Metal free transfer vial/tube, labelled as EDTA plasma, within two hours of specimen collection

Ambient (preferred) - 3 days

Refrigerated - OK

Frozen - OK

  • Use of non-metal-free collection or aliquot tubes
MedTox Laboratories Inc (60297) via LabCorp (811687): R-NX
As needed; at least every other day
7 days

Inductively coupled plasma/mass spectrometry (ICP/MS)


< 5.0 ng/mL


Thallium concentrations greater than 300 ng/ml are consistent with acute toxicity.

Result 5744-8