Sign in →

Test Code VALP Valproic Acid Level

Specimen Required


Lithium Heparin Plasma Separator Tube (GREEN) or

Serum Separator Tube SST (YELLOW)
 

CPT Code

80164

Specimen Handling and Storage

Handle and store specimens in containers to avoid contamination and evaporation.

Centrifuge specimens to remove the plasma/serum from the cellular material within 4 hours of collection. 

 

Specimen Stability

*  Room Temperature: 24 Hours

*  Refrigerated: 14 Days

*  Frozen: 14 Days