Potassium Ion Exchanger
$191.00
Order code
IE190
Make micropipettes to record cellular concentrations
- 1.0 mL
WPI’s Liquid Ion Exchangers (LIX), for use with the FD223A Electrometer, allow intracellular measurements to be made for cations (hydrogen, potassium and calcium).
| ION | H+ | K+ | Ca++ |
| CATALOG NO. | IE010 | IE190 | IE200 |
| SELECTIVITY COEFFICIENTS* | |||
| Na+ | 12.7 | 1.97 | 5.5 |
| Mg++ | — | 2.95 | 4.9 |
| K+ | — | — | 5.4 |
| Ca++ | — | 2.7 | — |
| USEFUL pH RANGE | 2-10 | 4-10 | 4-10 |
| SLOPE | 56 mV | 58 mV | 28 mV |
| LINEAR RANGE | pH 4-12 | pK 0-3 | pCa 1-7 |
| APPROX. EQUIV. | — |
Corning |
ETH1001 |
| *Selectivity Coefficients are expressed here as -log Kij or pKij. | |||
M.R. Rheault, M.J. O'Donnell "Organic cation transport by Malpighian tubules of Drosophila melanogaster: application of two novel electrophysiological methods" J of Experimental Biology 207. 2004: 2173-2184
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