Potassium selective microelectrodes with precipitate in the tip.
D002473:Cell Wall / Q000502:physiology; D011232:Chemical Precipitation; D004563:Electrochemistry / Q000295:instrumentation*; D005898:Glass; D008564:Membrane Potentials; D008722:Methods; D008832:Microchemistry / Q000295:instrumentation*; D011188:Potassium; D012964:Sodium; D013816:Thermodynamics
D012964:Sodium; D011188:Potassium