Electrodes and Electrode Accessories
Potassium Ion Selective Electrode
This ion-selective electrode connects to the Wireless pH Sensor. It allows students to measure potassium ion concentrations in aqueous solutions.
Specifications
- Brand
- PASCO · PS-3520
- Ion Concentration
- Range: 0.4 to 39,000 ppm or mg/L; Accuracy: ± 10 ppm; Precision: 0.1 ppm
- Electrode
- Slope: 56 ± 3 mV/ decade; Accuracy: ± 2%; Resistance: 100 - 200 Kohm; Composition: epoxy body, double-junction reference
- Reference Potential
- Ag / AgCl
- Ideal pH range
- 2-12
- Operating Temperature Range
- 0°C to 40°C
- Interferences
- Cs+, NH4+, Tl+, H+, Ag+, Tris+, Li+, Na+
- Electrode type
- PVC Membrane
- Probe Dimensions
- Diameter: 12 mm; Length: 13 cm
On request
Variants & pricing
Potassium Ion Selective Electrode
PS-3520On request