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HelpTest Code LAB10043 Specific Gravity - Urine
Department
HEMATOLOGY
Collection Requirements
First morning specimen is specimen of choice.
Primary Collection Container
Yellow Urine Vacutainer (No Additive)
Transport
Urine refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Deliver to Hematology.
Do not centrifuge.
Stability
Ambient: 1 hour
Refrigerated: 12 hours
Minimum Testing Volume
1.0 mL
Reference Range
1.001-1.035
Methodology
Reflective Photometry/Refractometer
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
81002
Unacceptable Conditions
Frozen, non- refrigerated and UA specimen in preservative.