TEST ID URSG SPECIFIC GRAVITY, URINE
Performing Laboratory
NRLS-Core Urinalysis
Specimen Type
Urine
Clean catch, Foley Cath, Straight Cath, Suprapubic Bladder Aspiration, U-bag for infants/toddlers
Specimen Required
Container/Tube:
Preferred: Clean, leak proof container (No preservative). REFRIGERATE AFTER COLLECTION.
Acceptable: Yellow Top UA No Additve tube, Yellow/Red UA Additive tube, White Top No Additve tube.
Specimen Volume: 5.0 mL
Collection Instructions:
<<<See male and female urine collection instructions under Resources
A freshly voided urine sample without preservatives collected by the "clean catch" method is the specimen of choice. First morning urine yields the most meaningful results. Catheterized, Foley and random urine specimens are also acceptable.
Specimen Minimum Volume
1.0 mL
Specimen Stability Information
Specimen Type | Temperature | Time |
Urine-No preservative | Refrigerated(preferred) | 24 hours |
Ambient | 1 hour | |
Frozen | Not Recommended | |
Urine w/ Preservative | Refrigerated | 48 hours |
Ambient(preferred) | 48 hours |
Reference Values
An interpretive report will be provided