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Working Electrode Polishing KitA$250.00Complete hand polishing kit for electrodes. Includes 3 particle sizes. Learn More
ISE-NH3 Ammonia Ion Selective ElectrodeA$810.00Ammonia gas sensing ion selective electrode. Supplied with three spare membranes and bottle of filling solution. Learn More
Ionode IJ-Cl Chloride Titration ElectrodeA$935.00
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Chloride Titration Electrode featuring Ionode's unique Intermediate Junction reference.
CPx-105 Waterproof pocket pH meterA$511.90Waterproof pocket sized pH meter for field work, complete with replaceable IJ pH head for difficult samples. The first pocket meter featuring the myriad benefits and performance of the IJ44! Learn More
Ionode ISE-I Iodide Ion Selective ElectrodeA$810.00Ionode Iodide ISE 1m BNC
Range (ppm): 0.013 - 130,000
pH range: 2 - 12
Membrane: 8mm Crystal
Temp: 0 - 60ºC
Interferences: Br⁻, CN⁻, S²⁻
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Ionode ISE-PO Phosphate Ion Selective ElectrodeA$810.00Ionode Phosphate Ion Selective Electrode
Range (ppm): 3.0 - 10,000
pH range: 4 - 5
Membrane: 8mm Crystal
Temp: 0 - 60ºC
Interferences: Redox active species
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Ionode ISE-F Fluoride Ion Selective ElectrodeA$860.00Ionode Fluoride Ion Selective Electrode
Range (ppm): 0.02 - 19,000
pH range: 5 - 7
Membrane: 8mm Crystal
Temp: 0 - 60ºC
Interferences: OH⁻
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Ionode ISE-SF Surfactant (PVC) Ion Selective ElectrodeA$810.00Ionode Surfactant (PVC) ISE 1m BNC
Range (ppm): 10 - 14,400
pH range: 2 - 12
Membrane: Polymer
Temp: 0 - 40ºC
Interferences: Organic anions and, Cations which resemble the species of interest
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Ionode ISE-Na Sodium (PVC) Ion Selective ElectrodeA$810.00Ionode Sodium (PVC) ISE 1m BNC
Range (ppm): 0.1 - 23,000
pH range: 2 - 12
Membrane: Polymer
Temp: 0 - 40ºC
Interferences: Li⁺, K⁺, Cs⁺, Ca²⁺, Tl⁺, Ag⁺, H⁺
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Ionode ISE-Ca Calcium (PVC) Ion Selective ElectrodeA$810.00Ionode Calcium (PVC) ISE 1m BNC
Range (ppm): 0.1 - 40,000
pH range: 2.5 - 11
Membrane: Polymer
Temp: 0 - 40ºC
Interferences: Pb²⁺, Hg²⁺, H⁺, Sr²⁺, Fe²⁺, Cu²⁺, Ni²⁺, NH₄⁺
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Ionode ISE-CN Cyanide Ion Selective ElectrodeA$810.00Ionode Cyanide ISE 1m BNC
Range (ppm): 0.2 - 260
pH range: 5 - 7
Membrane: 8mm Crystal
Temp: 0 - 60ºC
Interferences: S²⁻, I⁻, Br⁻
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Ionode ISE-Cl Chloride Ion Selective ElectrodeA$810.00Ionode Chloride ISE 1m BNC
Range (ppm): 1.8 - 35,500
pH range: 2 - 12
Membrane: 8mm Crystal
Temp: 0 - 60ºC
Interferences: S²⁻,Br⁻, I⁻, CN⁻
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Ionode ISE-NO3 Nitrate (PVC) Ion Selective ElectrodeA$810.00Ionode Nitrate (PVC) ISE 1m BNC
Range (ppm): 0.2 - 14,000
pH range: 2.5 - 11
Membrane: Polymer
Temp: 0 - 40ºC
Interferences: HS-, HCO3-, CO32-, H2PO4-, Cl-, Br-, I-, ClO4-, ClO3-, CN-, NO2-
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Ionode ISE Water Hardness (PVC) Ion Selective ElectrodeA$810.00Ionode Water Hardness (PVC) ISE 1m BNC
Range (ppm): 1.0 to 10,000 ppm hardness as CaCO3 (10 µM to 1M)
pH range: 7 - 10
Membrane: Polymer
Temp: 0 - 40ºC
Interferences: Na⁺, K⁺, Zn²⁺, Fe²⁺, Cu²⁺, Ni²⁺, Sr²⁺, Ba²⁺
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Ionode ISE-Ag2S Silver Sulphide Ion Selective ElectrodeA$810.00Ionode Silver Sulphide ISE 1m BNC
Learn MoreModel Parameter Measuring Range Temp. Range pH Range Main Interferences Slope ISE-Ag2S S2- 0.003 - 32,000 ppm0 - 60ºC >11 Hg+/2+ 57mV/decade ± 3mV Ag+ 0.01 - 108,000 ppm 2 - 8 27mV/decade ± 3mV 
Apera DO850 Handheld DO MeterA$2,437.50Advanced fluorescence based optical sensor:
- No oxygen consumption, stable display in both static water and dynamic water
- Simple to use, No need to warm-up or frequently calibrate
- Maintenance free, No electrode membranes or electrolyte, service life of fluoresence cap >8000 hours
- Oxygen cap head has lightproof coating and is not affected by light and chemicals
- Equipped with electrode calibration sheath, for easy storage and calibration