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Test Code PH U Urine pH

Clinical System Name

Urine pH


pH Urine Chemstrip
pH Urine dipstick

Sample Requirements

Specimen: Urine

Container(s): Sterile Screw-Capped Container

Preferred Vol:  1.0 mL

Minimum Vol: 0.5 mL

Notes: Test is performed by Chemstrip.



Processing Instructions

Reject due to:  Non-sterile container, insufficient quantity, 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.



Specimen Type Temperature Time
Urine RT

1 H

Urine 2-8oC

 7 D

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

4.5 - 8.0


Method: Reflectance spectrophotometry by Clinitek 500 Urine Analyzer


Analytical Volume: 0.5 mL

CPT Codes