Test Overview
Method
Liquid chromatography-tandem mass spectrometry (LC-MS/MS)
Result Included
Vitamin C
Aliases/Synonyms
Ascorbic Acid
Specimen
Specimen Type
SerumPlasma (Li Heparin)
Containers
Preferred Containers
Serum (red top)
Acceptable Containers
Plasma (green top)
Volume
Sample Volume
2 mL
Patient Preparation
Fasting (12 – 14 h) recommended but non-fasting is acceptable.
Collection & Handling
Handling Information
Separate Immediately and transfer to amber vial to protect from light and freeze.
Store and send frozen.
Rejection Criteria
| Criteria | Specification |
|---|---|
| Specimen | Not frozen or not protected from light |
| Hemolysis | Moderate |
Performance & Interpretation
Turnaround Time
10 days
Results
Name
Units
Reference Range
Conversion
-
Vitamin Cµmol/L≥25mg/dL x 56.8
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| VITC | Vitamin C | 20874 | umol/L |
Test Version
Last Updated
2021-03-02