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Test Code LAB2087 pH, Urine

Collection:

Specimen: Urine, Random

Container: BD Urinalysis Preservative tube (Yellow/Red Tiger top) or 10 mL Yellow Top Plastic Urine No Additive Tube BD# 364979.  Tubes containing a clot activator are unacceptable.

Volume:
8 ml in BD Urinalysis Preservative tube (Yellow/Red Tiger top).  Note: Preservative tubes must be filled to the indicated line.   If unable to collect 8ml,  collect at least 1.5ml in a Yellow Top Plastic Urine No Additive Tube BD# 364979

Note: 

  • First morning specimen is recommended.
  • Urine cups will not be accepted from inpatient locations.

Stability:

Unpreserved (sterile container):

  • Room Temperature: 30 minutes
  • Refrigerated: 24 hours

UA Preservative Tube (Tiger Top):

  • Room Temperature: 8 hours
  • Refrigerated: 24 hours

Any specimen over 24 hours old will not be accepted.

Turn Around Time (TAT):

STAT: 1 HOUR

Routine: 2 HOURS

Test Availability:

Daily / 24 Hours / Available STAT

Performing Laboratory Section:

Urinalysis / UMC MAIN LABORATORY

Reference Interval:

pH 5.0 – 7.0