Skip to the main content.

Specimen Stability

Ensure collection samples are correctly stored.

You are welcome to return multiple specimens in one shipment

Type of Specimen Stability

 

Food or Inhalant lgA, lgG, or lgG4 Panels

 
Dried Blood Spot Cord (DBS) 30 days at ambient temperature with relative humidity < 60% or refrigerated, 90 days frozen
Serum 30 days at ambient temperature, 75 days at refrigerated or frozen 
   

Vitamin D Panel

 
Serum 60 days at ambient temperature, refrigerated or frozen
   

Food or Inhalant lgE Panels

 
Dried Blood Spot Cord (DBS) 28 days frozen
Microtainer 7 days at ambient temperature
Serum 28 days frozen
   

Comprehensive IgE

 
Microtainer 7 days at ambient temperature, refrigerated or frozen;
Serum 14 days at ambient temperature, refrigerated or frozen
   

Organic Acids and/ or Environmental Pollutants Proflles

 
Urine Card 14 days at ambient temperature, 90 days at refrigerated or frozen
   

Candida Panel

 
Dried Blood Spot Cord (DBS) 28 days at ambient temperature with relative humidity < 60%, refrigerated or frozen
Serum 14 days at ambient temperature or refrigerated, 60 days frozen
   

Celiac Panel

 
Serum 15 days at ambient temperature or refrigerated, 90 days frozen
   

COVID-19 Tests

 
Serum/Plasma 14 days at ambient temperature, 14 days at refrigerated, 28 days or longer if frozen
Swab/Saliva 14 days refrigerated, 28 days frozen
   

Thyroid Panels

 
Serum 14 days frozen
   

STD Panel

 
Serum
7 days at ambient temperature, refrigerated or frozen;
Urine 7 days at ambient temperature, 14 days at refrigerated, 30 days frozen