Austin Pathology

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Phosphate (Urine - Timed)

Alternate Names
PO4, 24 Hour Urine Phosphate, Phosphate 24hr Output Urine
Test Code
U24P
Testing Laboratory
Biochemistry
Specimen Type

Urine - Timed

Container Type

24 Hour Urine - Acid Bottle (Contains Hydrochloric Acid)

Medicare Rebate

Yes

Out of Pocket Costs
None
Ordering Information

creatinine excretion test is performed on 24 hour urine collections in order to confirm the adequacy of the collection.

In timed urine collections other than 24 hours, (+/- 2 hours), the 24 hour excretion cannot be calculated due to the different day time and night time excretion patterns of various analytes.

Collection Instructions

Please note the time and date of the start and of the end of collection. 

Transport Instructions
Transport ambient at room temperature
Storage Instructions
Store refrigerated at 4°C
Testing Frequency
Daily
Min Test Volume
2mL
Add On Test Suitability

This test cannot be added after 72 hours of collection. 

Container ID
UACID
Laboratory Instructions

Instructions for: Regional Specimen Receptions

  • Please forward all 24 hour urine samples at 4°C to Heidelberg Laboratory for processing.

Instructions for: Heidelberg Specimen Reception

  • If the urine pH is >5, re-acidify with 20 mL of 50% HCl.
Accredited Test
Yes