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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Chloride, Whole Blood

Test Code(s): WBCL / HCWBCL

CPT Code(s): 82435

Test Description: Included In: Electrolytes, Whole Blood

Methodology: Ion Selective Electrode

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: Up to 30 minutes. All requests processed stat.


Specimen Requirements

Specimen: Arterial, venous, or capillary

Collection Instructions: Radiometer "PICO"® syringes must be free of bubbles and clots. Two full Radiometer capillaries free of air bubbles and clots are needed for capillary blood.
DO NOT place specimen on ice pack or ice slurry.

Collection Container: Preferred: Radiometer PICO® syringe
Also Acceptable: 2 full Radiometer capillary tubes, Green top

Collection Volume: Preferred: 1.5 mL
Pediatrics: 0.5 mL

Sample Analyzed: Whole Blood

Volume Required: Preferred: 1.5 mL
Pediatrics: 0.5 mL

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220) immediately.  Specimen must arrive in the UWHC Core Lab within 30 minutes of collection.

Unacceptable Criteria: Clotted specimens, iced specimens, or specimens past stability time when received by laboratory are not acceptable.

Stability: Ambient: 1 hour
Refrigerated: Not acceptable
Frozen: Not acceptable


Interpretation

Reference Interval:

0 days and up: 97-106 mmol/L

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