Potassium, Plasma
Marker1 mL plasma collected in a lithium heparin (green-top) tube
Nutrition & Vitamins
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Starting at
$34
Walk-In Lab
Lowest PriceOnlinePotassium Plasma Test
The Potassium Plasma Test checks the potassium levels in your blood to help identify issues like muscle weakness, irregular heartbeats, or problems with your kidneys, dehydration, or medications.
Updated 7/22/2025
$34
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