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HelpUrea Nitrogen (24 Hour Urine)
Specimen Requirements
Specimen Type: Urine, 24-hour collection
Container/Tube: Plastic container
Specimen Volume: Entire 24-hour collection
Collection Instructions:
1. No preservative.
2. Refrigerate specimen during collection.
Additional Information:
1. Starting and ending times of collection are required.
2. Follow instructions in Urine Collection in Special Instructions
Stability
4 days Refrigerated
Reference Range
7-20 g/24hr
Instrumentation
Siemens Dimension EXL
Methodology
Colorimetric Absorbance
Test Schedule/Analytical Time/ Test Priority
Daily / Same day / Available STAT
CPT (s)
84540