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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Salicylate

Test Code(s): SAL / HCSAL

CPT Code(s): 80302

Methodology: Colorimetric

Clinical Significance: Analgesic, antipyretic

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: 1 hour.
Routine: 4 hours.

Specimen Requirements

Specimen: Blood

Collection Instructions: Collect specimen 15 - 30 minutes prior to morning dose.

Collection Container: Preferred: Red top
Also Acceptable: Red cap with yellow ring (SST)

Collection Volume: Preferred: 2 mL
Pediatrics: 0.4 mL

Sample Analyzed: Serum

Volume Required: Preferred: 1 mL
Pediatrics: 0.2 mL

Specimen Processing: Centrifuge.  Transfer cell-free serum to plastic vial.  Refrigerate.

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220). Transport with coolant pack if coming from outreach location.

Stability: Ambient: 7 days
Refrigerated: 2 weeks
Frozen: 6 months


Reference Interval:
Therapeutic:  3-30 mg/dL 
Toxic:  > 30 mg/dL 
Lethal:  >70 mg/dL 


Critical Calls: View

Additional Information:

Sodium azide greater than 5 mg/dL increases results.

Aspirin  ASA

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