Test Details
Mnemonic
A1AG
Ordering Code
3500312
CPT-4 Code(s)
82985
Specimen Information
Collect
Green sodium or lithium heparin
Specimen Preparation
Centrifuge and separate plasma within 2 hours of collection and send 1.0 mL plasma in a screw capped plastic vial.
Alternate Specimen
Serum separator tube (SST)
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Hemolyzed specimens
Stability
Room temperature: 8 hours
Refrigerated: 8 days
Frozen: 3 months
Refrigerated: 8 days
Frozen: 3 months
Methodology
Quantitative Nephelometry
Reference Range
47 - 125 mg/dL
Performing Laboratory
ARUP Reference Laboratory
New York DOH Approval Status
Yes