Refrigerated specimens in screw cap container received > 8 hrs but < 24 hrs from collection will be resulted with a comment: "Specimen exceeds standard time for testing"

Screw cap plastic container (non sterile)

Submit 8 mL aliquot in a BD Urinalysis Preservative Tube, or the entire specimen.

The BD Urinalysis Preservative Tube has a minimum fill of 7-10 mL; 10 mL is preferred.

Urine processing instructions (BD)

If BD UA transport tube in not available, or there is insufficient specimen, transport in a screw cap container, refrigerated, within 8 hours of collection.

Urine preservative vial/tube, urinalysis (preferred)

If BD UA transport tube in not available, or there is insufficient quantity of specimen, transport in a Screw cap plastic container (non sterile)

BD Urinalysis preservative tube (preferred):

Ambient - 72 hours

Screw cap plastic container (non sterile):

Refrigerated - 8 hours

• Improper labeling (unlabeled or mislabeled)
• Delay in transport
• Leaking container compromising the specimen
• Improper storage/transport temperature
• Interfering substances

Nitroprusside Color Complex

Negative