Sign in →

Test Code Folat Folate Level

Aliases

Folic Acid

Patient Preparation

Patient should be fasting for 8 hours.

Special Collection Instructions

Protect specimen from light

Collection Method

Venous collection

Minimum Volume

  • Adults: 1 mL
  • Pediatric: 0.8 mL

Container

Gold Top / Serum Separator / Additive Free

Preferred Specimen

Gold Top SST

Acceptable Specimens

Serum:

  • Gold Top SST
  •  
  • Red Top

Reference or Target Ranges

> 5.39 ng/mL

Reportable Units

ng/mL

Critical Value

Not defined for this assay

Reasons for Rejection

 


<!-- Rejection-->

 

Hemolysis Threshold N/A
Icterus Threshold 20 mg/dL
Lipemia Threshold 1000 mg/dL
Other QNS, contaminated, improperly labeled, improper specimen type, specimen not light protected

Specimen Stability

 


<!-- Stability -->

 

Ambient 2 hours
Refrigerated (4°C to 8°C) 48 hours
Frozen(-40°C to 0°C) 4 weeks

Performance Information

 


<!-- Performance information -->

 

Days and Time Performed 24/7
Expected Turn Around Time Routine: 4 hours
Stat Availability No
Performing Bench UH Chemistry
Methodology/Method Description Siemens Atellica – Immunoassay

Additional Information/Important Notes

Cannot backorder due to requirement to protect from light.

CPT Codes

82746