PHOSPHORUS 24 HR URINE (TPU)
: 0-150yrs: 400-1300 mg/day
: 24 hour urine container - plain
: 24 hour urine-total 24 hour collection
: 50 mL urine
: 15 mL urine
: See Special Instructions.
: 2 days at pH<5 at 20-25oC
Reasons for Rejection
: Should be collected in 6mol/L HCL, 20-30 mL for a 24hr specimen, to aviod precipitation of phosphate complexes
: Refrigerate during collection - label with beginning and ending collection times and dates - indicate total volume if an aliquot is sent.Mix specimen well before aliquoting.
Click here to print the 24 Hour Urine Collection Guide.
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