Laboratory Test DirectoryShare
Vitamin C (Ascorbic Acid), Plasma
|Methodology:||High performance liquid chromatography (HPLC)|
Collect: Green (sodium or lithium heparin) - 0.5 ml plasma.
Specimen Preparation: Centrifuge, transfer plasma and freeze within 1 hour of collection. Transfer plasma to a Amber Transport Tube.
Storage/Transport Temperature: CRITICAL FROZEN AND LIGHT PROTECTED.
Unacceptable Conditions: EDTA plasma, whole blood, or body fluids. Remarks: Thawing and refreezing of the specimen and exposure to light will result in decreased Vitamin C concentration.
Stability: After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 moth
NOTE: *This test is not available for New York patients, please refer to test code 993 OR L014 for specimen requirements .*
Accu Reference Medical Laboratory