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HelpTest ID BLOD0605 Folate, Serum
Synonym
Folic Acid, Vitamin B9
Specimen Type/Requirements
Gold top (Serum w/gel) tube - Serum (preferred)
Red top (Serum w/out gel) tube - Serum
Light Green top (Lithium Heparin w/gel) tube - Plasma
Fasting is preferred. Recent food intake may appreciably increase folate concentrations.
Serum or plasma specimens to be tested for folate should be protected from light.
Specimen should be centrifuged and separated within 2 hours of collection.
Test may be affected by hemolysis, icterus and lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
| Room Temperature | Not Acceptable | |
|---|---|---|
| Refrigerated | 7 days | Preferred for transport |
| Frozen | Greater than 30 days |
Performed Test Frequency
Monday through Sunday
Report Available
1 - 3 days
Methodology
Chemiluminescent Microparticle Immunoassay (CMIA)
Performing Lab
Sanford Laboratories Sioux Falls, Fargo, Bismarck, Bemidji, Black Hills
CPT
82746