Test Name
Potassium, Whole Blood
Alternate DescriptionWhole Blood Potassium
LIS CodeKWB
Availability24 hours a day, seven days a week
Lab Section
Chemistry
Fluid TypeWhole blood
Specimen Tube Type Transport
Heparinized Syringe On Ice or (gel/non-gel) lithium heparin tube on ice.
Container Whole Blood Required1.0 ml whole blood in a heparinized syringe or (gel/non-gel) lithium heparin tube on ice.
Critical ValueMale/female and all ages the same: <2.5 mmol/L or >6.5 mmol/L
Summary Test NamePotassium, Whole Blood
Specimen Stability2 hour if refrigerated and on ice
Minimum Volume4 ml whole blood in a heparinized syringe
Specimen TransportOn Ice
Specimen Preparation In HouseKeep on ice until analyzed
Stat Availability24 hours a day, seven days a week
Test Turnaround Time Routines And Stats1 hour
Reference ValueMale/Female ranges the same | |
Age | Normal |
>1month to adult | 3.5-5.0 mmol/L |
0- 1month | 4.0-7.0 mmol/L |