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Test Code 0174 Salicylate

Performing Laboratory

Barnes-Jewish Hospital Laboratory


Colorimetric (Ferric Nitrate)

Literature References:

Package insert: Salicylate. Roche Diagnostics, 2010.

Specimen Requirements

Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin) tube
Specimen Volume: Full tube


Day(s) Test Set Up

Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in the laboratory
Routine: results available the day of testing

Reference Values

Critical value (automatic call-back): ≥20 mg/dL

Literature Reference:

Physicians’ Desk Reference, 2010 Edition, PDR Network. LL, Montvale, NJ, 2009.

Test Classification and CPT Coding


Additional Information

For BJH Laboratory Use Only
Alternate Tube:

Red top tube

Gray/Red separator gel tube is acceptable.

Analyte Stability:

Unprocessed blood or serum on separator gel is stable for 24 hours ambient or refrigerated (2o to 8oC). Serum aliquoted or not on separator gel is stable up to 2 weeks ambient or refrigerated. For longer storage, specimens should be frozen (-15o to -25oC).

Laboratory Processing Instructions:
Test performed in BJH Chemistry. Centrifuge upon receipt. Deliver to the Modular station. Completed specimen is stored refrigerated for 1 week.

Specimen Transport Temperature


LOINC Code Information

Name LOINC Code
Salicylate, Plasma 4024-6