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Test Code LAB9009 Urea Nitrogen, Urine, Random

Methodology

Photometric/Urease

Performing Laboratory

RCH

Specimen Requirements

Specimen must arrive within 96 hours of collection.

 

10 mL from a random urine collection in a screw-capped, sterile container. No preservative. Early-morning, clean-catch random urine collection is recommended. Send specimen refrigerated. Maintain sterility and forward promptly.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84540

Special Instructions