pH Urine by pH Meter




Test Mnemonic

PHU

CPT Codes

  • 83986 - QTY (1)

LOINC ®

2756-5

Aliases

  • Urine, pH

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
10 mLUrine, randomClean containerRefrigerate ASAPRefrigeratedDeliver to Lab or place in refrigerator immediately after collection. After 8 hours, the sample must be refrigerated and adding a small layer of mineral oil on top is recommended.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
3 mL     

Stability

Environmental Condition Description
Ambient8 hours. After 8 hours, the sample must be refrigerated and adding a small layer of mineral oil on top is recommended.
Refrigerated28 hours. Adding a small layer of mineral oil on top is recommended.
FrozenUnacceptable

Days Performed

Sun - Sat

Turnaround Time

24 hours

Methodology

Name Description
Ion Selective Electrode (ISE) 

Reference Range

pH Urine by pH Meter
Sex Age From Age To Type Range Range Unit
   Years99 YearsNormal4.6 - 8.0pH units

Special Info

Deliver to Lab or place in refrigerator immediately after collection. After 8 hours, the sample must be refrigerated and adding a small layer of mineral oil on top is recommended.

Clinical Info

pH determination when a dipstick is not sufficiently accurate.