Vitamin C (Ascorbic Acid), Plasma VITC
Method(s) | Quantitative High Performance Liquid Chromatography |
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Specimen Required | |
Collect | One 10 mL green (sodium or lithium heparin) top tube. PLACE IN ICE BATH IMMEDIATELY. Also acceptable: Plasma separator tube. |
Transport | ** Special Handing ** PROTECT FROM LIGHT AND CRITICAL FROZEN.
|
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 month |
Unacceptable Conditions |
|
Schedule | Daily |
Billing Code | 5010490 |
CPTCode | 82180 |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
23-114 micromol/L
|