Electrodes, ISE Ion Concentration

Overview

The ISE Ion Concentration Electrodes are specially designed to detect specific ions.

Ion concentration sensors for Ammonia, Ammonium, Bromide, Cadminum, Calcium, Calcium/Carbonate, Carbon Dioxide, Chloride, Copper (Cupric), Cupric (Copper), Cyanide, Fluoride, Fluoroborate, Iodide, Lead, Nitrate, Nitrogen Oxide, Perchlorate, Potassium, Silver, Silver/Sulfate, Sodium, Sulfate, Surfactant, Ultra Low Level Sodium, Water hardness (Bromide).

Consumables such as standards, electrode filling solutions and ionic strength adjusters are also available.

Features of the ISE Ion Concentration Electrodes:

Available for a wide variety of specific ion measurements
Can be supplied with options, including Mono or Combination, Sealed or Refillable, Rebuildable Sensing Tips, as Specialized Reference Electrodes to minimize interference
Direct replacements available for many major brands
Supplies are also available

Number	Description	Price $
NH31501	Ammonia Gas Sensing Electrode, combination, epoxy body, Direct measurement range: 5×10^-6 ~1.0 molar, 0.04~79,900 ppm, Slope: 57±3 mV/decade, pH Range: 2-14, Temperature range: 0-80 °C, Interferences: volatile amines, S^-2, I^-1, CN^-1	Inquire
NH3MK05	Ammonia membrane kit, bag of 20 membranes and a spare O-ring	Inquire
NH3IF01	Ammonia electrode filling solution, 125 mL	Inquire
NH3AS01	Ammonia standard, 0.1M NH₄Cl, 475 mL	Inquire
NH3AS02	Ammonia standard, 1000 ppm NH3 as N, 475 mL	Inquire
NH3AS03	Ammonia standard, 100 ppm NH3 as N, 475 mL	Inquire
NH3IS01	Ammonia ionic strength adjuster (ISA), 10M NaOH, 475 mL	Inquire
NH3IS01	Ammonia ionic strength adjuster (ISA), 10M NaOH, 475 mL	Inquire
NH3ISO2	Ionic strength adjuster (ISA), 5M NaOH .05M Disodium EDTA and10% methanol with color indicator	Inquire
NH41502	Ammonium Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 5×10^-6 ~1.0 molar, 0.1~18,000 ppm, Slope: 55±3 mV/decade, pH Range: 4-10, Temperature range: 0-40 °C, Reference electrode: Double junction, Interferences: K+	Inquire
ROO1043	Ammonium electrode filling solution, 0.1M NaC, 125 mLl	Inquire
NH4AS01	Ammonium standard, 0.1M NH₄Cl, 475 mL	Inquire
NH4AS02	Ammonium standard, 1000 ppm NH₄+, 475 mL	Inquire
NH4AS03	Ammonium standard, 100 ppm NH₄+, 475 mL	Inquire
NH4IS01	Ammonium ionic strength adjuster (ISA), 5M NaCl, 475 mL	Inquire
BRO1502	Bromide Ion Electrode, solid state, combination, glass body, Direct measurement range: 5×10^-6 ~1.0 molar, 0.4~79,900 ppm, Slope: 57±3 mV/decade, pH Range: 2-14, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: S^-2, I^-1, CN^-1, high levels of Cl- and NH₃	Inquire
ROO1015	Bromide electrode filling solution, 0.1M KNO3, 125 mL	Inquire
BROAS01	Bromide standard, 0.1M NaBr, 475 mL	Inquire
BROAS02	Bromide standard, 1000 ppm NaBr, 475 mL	Inquire
BROIS01	Bromide ionic strength adjuster (ISA), 5M NaNO₃, 475 mL	Inquire
CD21502	Cadmium Ion Electrode, solid state, combination, glass body, Direct measurement range: 1×10^-7 ~0.1×10-1 molar, 0.01~11,200 ppm, Slope: 27±2, pH Range: 2-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: Ag⁺, Hg⁺², Cu⁺³, high levels of Pb+2 and Fe+2	Inquire
ROO1015	Cadmium electrode filling solution, 1M KNO₃	Inquire
CD2AS02	Cadmium standard, 1000 ppm Cd⁺²	Inquire
CD2AS03	Cadmium standard, 100 ppm Cd⁺²	Inquire
CD2IS01	Cadmium ionic strength adjuster (ISA), 5M NaNO₃	Inquire
CAL1502	Calcium Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 5×10^-6 ~1.0 molar, 0.2~40,000 ppm, Slope: 27±2, pH Range: 3-10, Temperature range: 0-50 °C, Reference electrode: Single junction, Interferences: Pb⁺², Hg⁺², Cu⁺², Ni⁺²	Inquire
ROO1013	Calcium electrode filling solution, 4M KCl	Inquire
CALAS01	Calcium standard, 0.1M CaCl2	Inquire
CALAS02	Calcium standard, 1000 ppm Ca⁺²	Inquire
CALAS03	Calcium standard, 100 ppm Ca⁺² as CaCO3	Inquire
CALIS01	Calcium ionic strength adjuster (ISA), 4M KCl	Inquire
CO21501	Carbon Dioxide, Carbonate (CO3-2) Gas Sensing Electrode, combination, epoxy body, Direct measurement range: 1×10-4 ~1×10-2 molar, 4.4~440 ppm, Slope: 55±3 mV/decade, pH Range: 4.8-5.2, Temperature range: 0-50 °C, Reference electrode: Double junction, Interferences: volatile weak acids	Inquire
CO2MK02	Carbon dioxide membrane cartridge kit, box of 3 membrane cartridges and spare O-rings	Inquire
CO2IF01	Carbon dioxide electrode filling solution. 125 mL	Inquire
CO2AS01	Carbon dioxide standard, 0.1M NaHCO3, 475 mL	Inquire
CO2AS02	Carbon dioxide standard, 1000 NaHCO3 ppm as CO2, 475 mL	Inquire
CO2AS03	Carbon dioxide standard, 100 NAHCO3 ppm as CaCO3, 475 mL	Inquire
CO2IS01	Carbon dioxide ionic strength adjuster (ISA), 1M citrate buffer, 475 mL	Inquire
NAOAS01	Carbon dioxide electrode storage solution, 0.1M NaCl, 475 mL	Inquire
CLO1502	Chloride Ion Electrode, solid state, combination, glass body, Direct measurement range: 5×10-5 ~1.0 molar, 1.8~35,500 ppm, Slope: 56±2, pH Range: 2-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: S^-2, Br-, I-, CN+	Inquire
ROO1015	Chloride electrode filling solution. 1M KNO₃	Inquire
CLOAS01	Chloride standard, 0.1M NaCl	Inquire
CLOAS02	Chloride standard, 1000 ppm Cl-	Inquire
CLOAS03	Chloride standard, 100 ppm Cl-	Inquire
CLOIS01	Chloride ionic strength adjuster (ISA), 5M NaNO₃	Inquire
CUO1502	Cupric Ion Electrode, solid state, combination, glass body, Direct measurement range: 1×10-8 ~0.1×10-1 molar, 6.4×10-4~6,350 ppm, Slope: 27±2, pH Range: 2-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: Ag⁺, Hg⁺², high levels of Cl-, Br-, Fe+2 and Cd⁺²	Inquire
ROO1015	Cupric electrode filling solution, 125 mL	Inquire
CUOAS01	Cupric standard, 0.1M CuSO4+5H2O, 475 mL	Inquire
CUOAS02	Cupric standard, 1000 ppm Cu⁺², 475 mL	Inquire
CUOAS03	Cupric standard, 100 ppm Cu⁺², 475 mL	Inquire
CUOIS01	Cubric ionic strength adjuster (ISA) 5M NaNO₃	Inquire
CNO1502	Cyanide Ion Electrode, solid state, combination, glass body, Direct measurement range: 5×10^-6 ~1×10-2 molar, 0.13~260 ppm, Slope: 57±2, pH Range: 11-13, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: S^-2, Br-, I-, Cl-	Inquire
ROO1015	Cyanide electrode filling solution, 1M KNO₃	Inquire
CNOIS01	Cyanide ionic strength adjuster (ISA), 10M NaOH	Inquire
FOO1502	Fluoride Ion Electrode, solid state, combination, glass body, Direct measurement range: 1×10^-6 ~saturated molar, 0.02~saturated ppm, Slope: 57±2, pH Range: 5-8, Temperature range: 0-80 °C, Reference electrode: Single junction, Interferences: OH-	Inquire
FOO1503	Fluoride electrode, combination, epoxy body	Inquire
ROO1013	Fluoride electrode filling solution, 4M KCl, 125 mL	Inquire
FOOAS01	Fluoride standard 0.1M NaF, 475 mL	Inquire
FOOAS02	Fluoride standard 1000 ppm F-, 475 mL	Inquire
FOOAS03	Fluoride standard 100 ppm F-, 475 mL	Inquire
FOOIS01	Total Fluoride ionic strength adjuster buffer (TISAB 1)	Inquire
FOOIS02	Low Level Total Fluoride ionic strength adjuster buffer (TISAB 2)	Inquire
FOOIS03	Total Fluoride ionic strength adjuster buffer (TISAB 3)	Inquire
BF41502	Fluoroborate Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 7×10^-6 ~1.0 molar, 0.1 (as B) ~10,800 ppm, Slope: 56±2, pH Range: 2.5-11, Temperature range: 0-50 °C, Reference electrode: Double junction, Interferences: ClO4-, I-, CN	Inquire
ROO1044	Fluoroborate electrode filling solution, 125 mL	Inquire
BF4AS01	Fluoroborate standard 0.1M NaBF4, 475 mL	Inquire
BF4AS02	Fluoroborate standard 1000 ppm F-, 475 mL	Inquire
BF4AS03	Fluoroborate standard 100 ppm F-, 475 mL	Inquire
BF4IS01	Fluoroborate ionic strength adjuster buffer (ISA), 2M (NH₄)2SO4	Inquire
IOO1513	Iodide Electrode, combination, epoxy body, Direct measurement range: 5×10-8 ~1 molar, 0.006~127,000 ppm, Slope: 57±3 mV/decade, pH Range: 0-14, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: S^-2, Br-, CN-, Cl-. S2O3-2, NH₃, 475 mL	Inquire
ROO1015	Iodide electrode filling solution, 125 mL	Inquire
IOOAS01	Iodide standard, 0.1M Nal, 475 mL	Inquire
IOOAS02	Iodide standard, 1000 ppm I-, 475 mL	Inquire
IOOAS03	Iodide standard, 100 ppm I-, 475 mL	Inquire
IOOIS01	Iodide ionic strength adjuster (ISA), 5M NaNO₃	Inquire
PB21502	Lead Ion Electrode, solid state, combination, glass body, Direct measurement range: 1×10^-6 ~1×10-1 molar, 0.2~20,700 ppm, Slope: 25±2 mV/decade, pH Range: 3-8, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: Ag⁺, Hg+, Cu-2, high levels of Cd-2 and Fe+2	Inquire
ROO1015	Lead electrode filling solution, 1M KON3, 125 mL	Inquire
PB2AS01	Lead perchlorate standard, 0.1M Pb(ClO4)2, 475 mL	Inquire
PB2AS02	Lead perchlorate standard, 1000 ppm, Pb(ClO4)2, 475 mL	Inquire
PB2AS03	Sulfate standard, 0.1M Na2SO4, 475 mL	Inquire
PB2IS01	Lead ionic strength adjuster, 5M NaClO4	Inquire
NO31502	Nitrate Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 7×10^-6 ~1.0 molar, 0.5 ~62,000 ppm, Slope: 57±2, pH Range: 2.5-11, Temperature range: 0-50 °C, Reference electrode: Double junction, Interferences: ClO4-, I-, CN-, BF4-	Inquire
ROO1044	Nitrate electrode filling solution, 0.1M (NH₄)2SO4 125 mL	Inquire
NO3AS01	Nitrate standard, 0.1M NaNO₃	Inquire
NO3AS02	Nitrate standard, 1000 ppm NO₃	Inquire
NO3AS03	Nitrate standard, 100 ppm NO₃- as N	Inquire
NO3IS01	Nitrate ionic strength adjuster (ISA), 2M (NH₄)2SO4	Inquire
NOX1501	Nitrogen Oxide Gas Sensing Electrode, combination, epoxy body, Direct measurement range: 1×10^-6 ~1×10-3 molar, 0.2~220 ppm, Slope: 56±3 mV/decade, pH Range: 1.1-1.7, Temperature range: 0-50 °C, Interferences: SO2, HF, acetic acid	Inquire
NOXMK02	Nitrogen Oxide membrange cartridge kit (box of 3 membrane cartridges and spare O-rings)	Inquire
NOXIF01	Nitrogen Oxide filling solution	Inquire
NOXAS01	Nitrogen Oxide standard, 0.1 M NaNO2	Inquire
NOXAS02	Nitrogen Oxide standard, 1000 ppm NO2-	Inquire
NOXAS03	Nitrogen Oxide standard, 100 ppm NO2- as N	Inquire
NOXIS01	Nitrogen Oxide buffer solution, 2M sulfate buffer	Inquire
PER1502	Perchlorate Electrode, polymer membrane, combination, glass body, Direct measurement range: 1.0 ~7×10^-6 molar, 0.7~98,000 ppm, Slope: 56±2 mV/decade, pH Range: 2.5-11, Temperature range: 0-50 °C, Reference electrode: Double junction, Interferences: no significant interference	Inquire
ROO1044	Perchlorate electrode filling solution, ).1M (NH₄)2SO4, 125 mL	Inquire
PERAS01	Perchlorate standard, 0.1M NaClO4, 475 mL	Inquire
PERAS02	Perchlorate standard, 1000 ppm ClO4-, 475 mL	Inquire
PERAS03	Perchlorate standard, 100 ppm ClO4-, 475 mL	Inquire
PERIS01	Perchlorate icnic strength adjuster (ISA), 2M (NH₄)2SO4	Inquire
KOO1502	Potassium Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 1×10^-6~1.0 molar, 0.04~39,000 ppm, Slope: 56±2 mV/decade, pH Range: 2-12, Temperature range: 0-50 °C, Reference electrode: Double junction, Interferences: Cs+, NH₄+	Inquire
KOO1503	Potassium electrode, combination, epoxy body	Inquire
ROO1043	Potassium electrode filling solution, 125 mL	Inquire
KOOAS01	Potassium standard, 0.1M KCl, 475 mL	Inquire
KOOAS02	Potassium standard, 1000 ppm, K+, 475 mL	Inquire
KOOAS03	Potassium standard, 100 ppm, K+, 475 mL	Inquire
KOOIS01	Potassium ionic strength adjuster (ISA), 5M NaCl, 475 mL	Inquire
AGS1502	Silver/Sulfide Ion Electrode, solid state, combination, glass body, Direct measurement range Ag⁺ =: 1×10-7 ~1.0, S^-2 = 1×10-7 ~1.0 molar, Ag⁺ = 0.01~107,900, S^-2 = 0.003-32,100 ppm, Slope: 27±2 mV/decade, pH Range: 2-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: Hg⁺², Hg+	Inquire
ROO1015	Silver/Sulfide electrode filling solution, 1M KNO₃	Inquire
AGSAS01	Silver standard, 0.1M AgNO₃	Inquire
AGSAS02	Silver standard, 1000 ppm Ag⁺	Inquire
AGSAS03	Silver standard, 100 ppm Ag⁺	Inquire
AGSIS02	Sulfide anti-oxidant buffer (SAOB)	Inquire
NA71502	Sodium Ion Electrode, combination, glass body, Direct measurement range: 5×10^-6 ~saturated molar, 0.02~saturated ppm, Slope: 56±2 mV/decade, pH Range: 5-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: H+, K+, Li-, Ag⁺, Cs+,Ti+	Inquire
ROO1041	Sodium electrode filling solution. 0.1M NH₄Cl, 125 mL	Inquire
NAOAS01	Sodium standard, 0.1M NaCl, 475 mL	Inquire
NAOAS02	Sodium standard, 1000 ppm Na+, 475 mL	Inquire
NAOAS03	Sodium standard, 100 ppm Na+, 475 mL	Inquire
NAOIS01	Sodium ionic strength adjuster (ISA), 4M NH₄Cl/4M NH₄OH, 475 mL	Inquire
NAOES01	Sodium electrode storage solution, 5M NaCl, 475 mL	Inquire
NAB1502	Ultra Low Level Sodium Ion Electrode, combination, glass body, Direct measurement range: 0.1 ppb ~10 ppm, Slope: 56±2 mV/decade, pH Range: 5-12, Temperature range: 0-80 °C, Reference electrode: Double junction, Interferences: H+, Li+, Ag⁺	Inquire
ROO1041	Sodium electrode filling solution. 0.1M NH₄Cl, 125 mL	Inquire
NAOAS01	Sodium standard, 0.1M NaCl, 475 mL	Inquire
NAOAS02	Sodium standard, 1000 ppm Na+, 475 mL	Inquire
NAOAS03	Sodium standard, 100 ppm Na+, 475 mL	Inquire
NAOIS01	Sodium ionic strength adjuster (ISA), 4M NH₄Cl/4M NH₄OH, 475 mL	Inquire
NAOES01	Sodium electrode storage solution, 5M NaCl, 475 mL	Inquire
SUR1502	Surfactant Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 1×10^-6~5×10-2 molar, 1.0~12,000 ppm, Slope: for titration, pH Range: 2-12, Temperature range: 0-50 °C, Reference electrode: Single junction, Interferences: similar types of surfactants	Inquire
ROO1011	Surfactant electrode filling solution, 4M KCl (with Ag⁺), 125 mL	Inquire
SURAS01	Surfactant standard, 0.05M Hyamine 1622, 475 mL	Inquire
SURIS01	Surfactant sample additive, dilute Triton X-100	Inquire
WHA1502	Water Hardness (Ca⁺²/Mg+2) Ion Electrode, polymer membrane, combination, glass body, Direct measurement range: 1×10-5~1 molar, 0.4~40,000 ppm (as Ca⁺²), Slope: 26±3 mV/decade, pH Range: 5-10, Temperature range: 0-40 °C, Reference electrode: Single junction, Interferences: Zn+2, Fe+2, Cu⁺², Ni⁺²	Inquire
ROO1013	Reference electrode filling solution. 1M KNO₃, 125 mL	Inquire
CALASO2	Water hardness standard standard, 1000 ppm Ca⁺², 475 mL	Inquire
CALIS01	Ionic strength adjuster (ISA), 475 mL	Inquire

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