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Test Code PRO U Urine Protein Qualitative

Clinical System Name

Urine Protein Qualitative

Sample Requirements

Specimen: Urine

Container(s): Sterile, screw-capped container preferred. Clean container also acceptable.

Preferred Vol:  1.0 mL

Minimum Vol: 0.5 mL

Notes: Do not use cotton balls or gauze to collect specimen. Do not squeeze urine from diapers. Send to the Lab within 1 hour of collection or refrigerate at 2-8oC  for up to 10 hours.



For bagged urines: Aspirate urine sample from bag using a sterile needleless syringe and place in sterile specimen cup before sending to the lab.

For non-sterile containers: Urines collected in non-sterile containers will not be sent for culture. They will have the following comment appended: “Urine collected into a non-sterile container. Results may be affected due to unknown interferents, and sample is unsuitable for culture. For future collections please collect urine into a sterile specimen cup.”


Acceptable collection methods: bagged, bladder tap, bladder wash, clean catch, cystoscopy, direct cath, foley cath, lleal loop, indwelling cath, kidney, midstream void, nephrostomy, supra, suprapubic asp, ureter.


Processing Instructions

Reject due to:  Incorrect storage temperature, age of specimen

Spin: Y

Aliquot: Y

Temp: 2-8oC

Storage location: Core Chemistry Refrigerator


Off-site collection:  Deliver specimen to the Lab within one hour of collection or keep refrigerated at 2-8oC and deliver within 10 hours.



Specimen Type Temperature Time
Urine RT

1 H

Urine 2-8oC

 10 H

Urine -20oC or -70oC

 365 D



STAT Performed TAT
Y 24/7  1 H


Performing Laboratory

Seattle Children's Laboratory    


Department:  Core Chemistry

Phone Number: 206-987-2617

Reference Range



Method: Reflectance spectrophotometry by Clinitek 500 Urine Analyzer


Analytical Volume: 0.5 mL

CPT Codes