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eD-H Order Code


Specimen Collection Information

Specimen Minimum Test Volume Container Special Handling
Blood 4.0 ML  

Specimen Transport Temperature


Transport tube immediately to the Hematology Laboratory for centrifugation. See additional specimen instructions below if immediate transport to the laboratory is not available. 

Specimen Stability

Serum ambient: 2 hours
Serum refrigerated: 72 hours

Additional Specimen Instructions

Allow tube to clot before spinning. Spin at 2500 RPM for 10 minutes, seperate serum, refrigerate immediately. Serum must be removed from cells within 2 hours of draw. Refrigerate serum for transport.

Reference Ranges / Critical Values

Assay Gender Age Range Normal Range Critical Values Units
Viscosity All 0 Minutes – 150 Years 1.0 -1.7   cP

Day(s) Performed

Monday, Wednesday, Friday; specimen should arrive before noon.

Performing Lab Section