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Mayo Clinic Laboratories

Test Code RP Urine Phosphorus, Random

Important Note

If ordering a timed collection use order code URP

Specimen and Container/Tube

Urine, Random

Rejection Criteria

N/A

Turnaround Time

N/A

Test Includes

Quantitative determination of phosphorus in urine

Specimen Type

Urine, Random

Container/Tube

Sterile Urine Container

Preferred Volume

0.5 mL

Specimen Minimum Volume

0.2 mL

Reject Due To

N/A

Day(s) Performed

Monday – Friday

STAT DAY(S) AND TIME(S) PERFORMED

N/A

STAT Turnaround Time

N/A

Method Name

Molybdate UV
Spectrophotometric

Synonyms

N/A

Test Limitations

N/A

Test Usage

Management of a variety of disorders including bone, parathyroid
and renal disease.

Offsite Collection Instructions

1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).

UCMC Collection Instructions

1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).

Reference Values

Reference ranges for random urine specimens have not been
established; subject to ordering physician interpretation only.

Additional Information

N/A

Stability: Room Temp

n/a

Stability: Refrigerated

2 days
(6 months when acidified)

Stability: Frozen

n/a

Pediatric Volume

0.2 mL

Clinical Indications

Management of a variety of disorders including bone,
parathyroid
and renal disease.

Transport Instructions

1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated?�(2-8?� C).

Test Components

Quantitative determination of phosphorus in?�urine

Specimen Stability

n/a

Methodology

Molybdate UV
Spectrophotometric

Synonyms/Key Search Words

N/A