Test Details

Mnemonic

UCHL

Ordering Code

3618100

CPT-4 Code(s)

82436

Specimen Information

Collect

24 hour urine, no preservatives, refrigerate during collection
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Specimen Preparation

Mix well and send 1.0 mL urine refrigerated in a screw-capped plastic vial. Please include collection duration and total volume.
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Alternate Specimen

Random urine
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Minimum Volume

0.5 mL
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Transport Temperature

Refrigerated
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Stability

Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 6 months
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Methodology

Quantitative ion-Selective Electrode
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Reference Range

Chloride, Urine: 140 - 250 mmol/d
Creatinine, 24-hour urine
Age Male Female
3 - 8 years 140 - 700 mg/d 140 - 700 mg/d
9 - 12 years 300 - 1300 mg/d 300 - 1300 mg/d
13 - 17 years 500 - 2300 mg/d 400 - 1600 mg/d
18 - 50 years 1000 - 2500 mg/d 700 - 1600 mg/d
51 - 80 years 800 - 2100 mg/d 500 - 1400 mg/d
81 years and older 600 - 2000 mg/d 400 - 1300 mg/d
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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