Test ID NBLD0177 Potassium, 24 HR Urine
AKA
K+, Urine
Specimen Type/Requirements
24 Hour Urine Container - Urine aliquot from a well mixed and measured 24 Hour Urine (preferred)
24 Hour Urine Container - Complete 24 Hour Urine Collection (also acceptable)
Refrigerate during collection, no preservative, record total volume, mix well before aliquoting. If more than on urine container is collected, use proportional quantities from each well mixed container for the aliquot.
See 24-Hour Urine Collection Instructions English
See 24-Hour Urine Collection Instructions Spanish
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
Specimen Volume
Preferred Volume | 1.0 mL |
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Minimum Volume | 0.5 mL |
Stability/Transport
Room Temperature | 45 days | |
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Refrigerated | 2 months | Preferred for transport |
Frozen | 1 year |
Performed Test Frequency
Monday-Sunday
Methodology
Ion Select Electrode Indirect
Performing Lab
Sanford Laboratories Fargo-Core Lab
CPT
84133