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Test Code LAB4053 CHLORIDE, URINE 24 HOUR

Specimen Type

24-hour urine collection

Collection Instructions

Collect a 24-hour urine in a 24-hour dark plastic urine container. Refrigerate during collection.

Specimen Volume

50 mL

Minimum Volume

1 mL

Turnaround Time

STAT: 1 hour
Routine: 4 hours

Test Schedule

Daily

Sample Stability

Room Temperature:  7 days 
Refrigerated:  7 days

Specimen Processing

Invert 24 hour urine container several times to mix the specimen.
Aliquot 50 mL of a well-mixed 24-hour urine collection into a leakproof plastic urine container.
Aliquot 5 mL into a transparent red top tube.
Record collection time and total volume.
Freeze 50ml Specimen Aliquot.

Method

ISE

Reference Ranges

Chloride, 24-hr urine, mmol/24 Hrs
  Male Female
0-30 Days 2 - 10
30 Days - 6 Years 15 - 40
6-10 Years 36 - 110 18 - 74
10-14 Years 64 - 176 36 - 173
14-60 Years 110 - 250
>60 Years 95 - 195

Test Components

Time (Hours)

Volume (mL)

Chloride, Urine, mmol/24h.

CPT Codes

82436

Specimen Rejection

Any urine contaminated with fecal material or meconium.