32170:PHOSPHORUS (P), 24-HOUR URINE

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32170:PHOSPHORUS (P), 24-HOUR URINE
Methodology: Phosphomolybdate
Edit Date: 6/18/2010
Performed: Daily
Released: Same day as tested
CPT Code: 84105
Specimen Collection Details
Collection: 24-hour urine in a 24-hour urine container containing 10 mL 6N hydrochloric acid (HCl) as a preservative. Specimen may also be collected without a preservative if kept refrigerated during collection and transport. Note time collection started and stopped.
Handling: Send complete collection in original container. If submitting aliquot, mix total collection well, then measure and record total volume before pouring off into a sterile container. Refrigerate. Refrigerate. pH will be adjusted to <3.0 if necessary after receipt at performing laboratory.
Stability: 48 hours refrigerated or 2 months frozen.
Standard Volume: 25 mL aliquot or total urine collection.
Minimum Volume: 5 mL urine.
Transport: Refrigerated.
Rejection Criteria: Incomplete collection; specimen without either preservative or refrigeration.

0.4-1.3 g/24 hr