Collect
24 hour urine in acid washed or metal free container
Specimen Preparation
Mix well and send 7.0 mL urine refrigerated in an acid washed screw-capped plastic container. Record total volume on specimen container and test requisition. Call lab for collection container.
Transport Temperature
Refrigerated
Rejection Criteria
Hemolysis, random urine, fecal contamination
Stability
Room temperature: 5 day
Refrigerated: 14 days
Frozen: 30 days