Perform ISE measurements with confidence

Rely on Orion ion selective electrodes for superior performance and reproducible results. Obtain accuracy by leveraging NIST-traceable calibration standards along with ionic strength adjusters, reagents, and fill solutions for all ISE measurement needs.

Ion Selective Electrodes:

View all
 Combination Fl ISE
with reference		High performance ammonia
electrode		Combination Cl ISE
with Sure-Flow
reference		Combination Na ISE
with Sure-Flow
reference
 


Combination Na ISE with Sure-Flow reference electrode
 Combination
fluoride ISE
with Sure-Flow
reference		Body and
membrane assembly simplifies use; delivering optimum performance		Combination
chloride ISE
with Sure-Flow
reference		Combination Ross
Sodium ISE with
Sure-Flow reference
 
  • Fluoride surface
    can be easily
    cleaned using
    toothpaste and a
    lint-free wipe
  • Built-in Sure-Flow
    reference provides
    fast and
    stable readings
  • Pre-assembled
    body and
    membrane
    simplifies use and
    achieves optimum
    performance
  • Durable reference pellet which can be polished to restore electrode performance 
  • Sure-Flow reference provides easy maintenance and optimum performance
  • Unique redox ROSS reference system provides fast response, better stability and accuracy than conventional sodium electrodes
  • Sure-Flow reference prevents clogging while giving fast, stable readings.
Product SKU number9609BNWP19512HPBNWP19617BNWP18611BNWP1
Measurement Range1 x 10-6 M to saturated
0.02 ppm to saturated		5 x 10-7 to 1.0 M
0.01 to 17,000 ppm		5 x 10-5 to 1.0 M
1.8 to 35,000 ppm		1 x 10-6 M to saturated
0.02 ppm to saturated
Temp. Range0° - 80°C0° - 50°C0° - 80°C0° - 100°C
Connector TypeBNC WaterproofBNC WaterproofBNC WaterproofBNC Waterproof
Key information
ISE electrode connectors
 
 1 BNC Waterproof Connector
 2 BNC Connector
 3 Screw Cap Connector, requires separate cable
   All cap diameters are 16 mm at bottom of cap
   All cable lengths are 1 meter
  Increase your productivity with  ISE electrode accessories
  See our complete list of  ISE electrodes

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Orion ISE Solutions

Bottles-ISE-Solutions-sm

ISE Calibration Standards, Ionic Strength Adjusters, Reagents and Fill Solutions

Our solutions are known for delivering accurate and reproducible ISE measurement results. We test our Orion ISE solutions using the measurement equipment and ISE it is made for. Ensure the integrity of your ISE measurements by pairing your high quality electrodes with our high quality solutions.

Standards | ISA | Reagents | Solutions

Product SKU

Description

Ammonia for 9512BNWP Standard and 9512HPBNWP High Performance Electrodes
9510060.1 M NH4Cl Ammonia standard, 475mL
9510071000 ppm Ammonia as Nitrogen (N) standard, 475mL
951207100 ppm Ammonia as Nitrogen (N) standard, 475mL
951211 Ammonia Ionic Strength Adjuster (ISA) with pH-indicating blue dye, 475mL, for samples containing metallic ions
951210 Ammonia low level Ionic Strength Adjuster (ISA) with pH-indicating blue dye, 475mL, for samples with no metallic ions
951213Ammonia electrode storage solution, 475mL
951209Ammonia high perform electrode fill solution, 60mL
951202Ammonia standard electrode fill solution, 60mL
Ammonium Solutions for 931801 Module, 9300BNWP Handle & 900200 Reference Electrode
9510071000 ppm Ammonium as Nitrogen (N) standard, 475mL
900018-WAAmmonium electrode fill solution, 5 x 60mL
Bromide Solutions for 9635BNWP Combination or 9435BN & 900200 Half-cell Electrodes
9435060.1M NaBr Bromide standard, 475mL
940011Bromide Ionic Strength Adjuster (ISA), 475mL
900063Optimum results D fill solution, 5 x 60mL
Cadmium: Solutions for 9648BNWP Combination or 9448BN & 900200 Half-cell Electrode
940011Cadmium Ionic Strength Adjuster (ISA), 475mL
900061Optimum results A fill solution, 5 x 60mL
Calcium: Solutions for 9720BNWP Combination or 9320BN & 900100 Half-cell Electrodes
9220060.1 M CaCl2 Calcium standard, 475mL
923206100 ppm as CaCO3 Calcium standard, 475mL
932011Calcium Ionic Strength Adjuster (ISA), 475mL
900061Optimum results A fill solution, 5 x 60mL
Carbon Dioxide: Solutions for 9502BNWP Electrode
9502060.1 M NaHCO3 Carbon Dioxide standard, 475mL
9502071000 ppm as CaCO3 Carbon Dioxide standard, 475mL
950210Carbon Dioxide Ionic Strength Adjuster (ISA), 475mL
950202Carbon Dioxide electrode fill solution, 60mL
Chloride: Solutions for 9617BNWP Combination or 9417BN & 900200 Half-cell Electrodes
9417060.1 M NaCl Chloride standard, 475mL
9417081000 ppm Chloride standard, 475mL
941707100 ppm Chloride standard, 475mL
940011Chloride Ionic Strength Adjuster (ISA), 475mL
941709 Chloride Complexation Ionic Strength Adjuster (CISA) reagent pack, 2 x 1L
900062Optimum results B fill solution, 5 x 60mL
900017Chloride electrode fill solution, 5 x 60mL
Chlorine, Residual: Solutions for 9770BNWP Electrode
977007100 ppm as Cl2 Residual Chlorine standard, 475mL
977011 Residual Chlorine acid reagent, 475mL
977010Residual Chlorine iodide reagent, 5 x 50mL
Cupric: Solutions for 9629BNWP Combination or 9429BN & 900200 Half-cell Electrodes
9429060.1 M Cu(NO3)2 Cupric standard, 475mL
940011Cupric Ionic Strength Adjuster (ISA), 475mL
900063Optimum results D fill solution, 5 x 60mL
Cyanide: Solutions for 9606BNWP Combination or 9406BN & 900200 Half-cell Electrodes
951011 Cyanide alkaline reagent, 10 N NaOH, 475mL
900062Optimum results B fill solution, 5 x 60mL
Fluoride: Solutions for 9609BNWP Combination or 9409BN & 900100 Half-cell Electrodes
9409060.1 M NaF Fluoride standard, 475mL
940907100 ppm Fluoride standard, 475mL
04090810 ppm Fluoride standard premixed with TISAB II, color coded blue, 475mL
0409072 ppm Fluoride standard premixed with TISAB II, color coded red, 475mL
0409061 ppm Fluoride standard premixed with TISAB II, color coded green, 475mL
940916Fluoride Standard Bulk Pack – 4 x 475mL each of 1 ppm Fluoride standard premixed with TISAB II (040906) and 10 ppm Fluoride standard premixed with TISAB II (040908)
940909TISAB II for Fluoride ISE, 1 gallon
940999TISAB II for Fluoride ISE, 4 x 1 gallon
940911TISAB III (concentrated) for Fluoride ISE, 475mL
900061Optimum results A fill solution, 5 x 60mL
Fluoroborate: Solutions for 9305BN & 900200 Half-cell Electrodes
930711Fluoroborate Ionic Strength Adjuster (ISA), 475mL
Iodide: Solutions for 9653BNWP Combination or 9453BN & 900200 Half-cell Electrodes
9453060.1 M NaI Iodide standard, 475mL
940011Iodide Ionic Strength Adjuster (ISA), 475mL
900063Optimum results D fill solution, 5 x 60mL
Lead: Solutions for 9682BNWP Combination or 9482BN & 900200 Half-cell Electrodes
9482060.1 M Pb(ClO4)2 Lead standard, 475mL
900062Optimum results B fill solution, 5 x 60mL
Nitrate Solutions 
9207060.1 M NaNO3 Nitrate standard, 475mL
9207071000 ppm Nitrate as Nitrogen (N) standard, 475mL
930707100 ppm Nitrate as Nitrogen (N) standard, 475mL
930711Nitrate Ionic Strength Adjuster (ISA), 475mL
930710Nitrate Interference Suppressor Solution (NISS), 475mL
900046Optimum results F fill solution, 5 x 60mL
Nitrogen Oxide Solutions
956410 Nitrogen Oxide acid buffer, 475mL
954602Nitrogen Oxide electrode fill solution, 50mL
Perchlorate Solutions
930711Perchlorate Ionic Strength Adjuster (ISA), 475mL
Potassium: Solutions for 9719BNWP Combination or 9319BN & 900200 Half-cell Electrodes
9219060.1M KCl Potassium standard, 475mL
931911Potassium Ionic Strength Adjuster (ISA), 475mL
900065Optimum results E fill solution, 5 x 60mL
Silver: Solutions for 9616BNWP Combination or 9416BN & 900200 Half-cell Electrodes
940011Silver Ionic Strength Adjuster (ISA), 475mL
900062Optimum results B fill solution, 5 x 60mL
900067Optimum results C fill solution (when sample temperatures vary), 5 x 60mL
Sodium: Solutions for 8611BNWP Combination or 8411BN & 800300 Half-cell Electrodes
9417060.1M NaCl Sodium standard, 475mL
8411081000 ppm Sodium standard, 475mL
941107100 ppm Sodium standard, 475mL
94110510 ppm Sodium standard, 475mL
841111Sodium Ionic Strength Adjuster (ISA), 475mL
841113Sodium electrode reconditioning solution, 475mL
841101Sodium electrode storage solution, 475mL
650700Sodium KAP Analysis Kit – 3 x 475mL of 1 M NaCl with ISA and 47mL of Sodium ISA (841111)
841109Sodium KAP standard, 1000 ppm with ISA, 475mL
900010Sodium electrode fill solution, 5 x 60mL
900012Sodium electrode (low level) fill solution, 5 x 60mL
900004Sodium micro electrode fill solution, 5 x 60mL
Sulfate: Solution for 9682BNWP Lead Electrode
9482070.1M Na2SO4 sulfate standard for lead electrode, 475mL
Sulfide Solutions for 9616BNWP Combination or 9416BN and 900200 Half-cell Electrodes: Solutions for 9616BNWP Combination or 9416BN & 900200 Half-cell Electrodes
941609 Sulfide SAOB reagent pack, 4 x 475mL
900061Optimum results A fill solution for Sulfide electrode (when sample temperatures vary), 5 x 60mL
900062Optimum results B fill solution for Silver/Sulfide electrode, 5 x 60mL
Surfactant Solutions for 9342BN & 900200 Half-cell Electrodes: Solutions for 9342BN & 900200 Half-cell Electrodes
6542020.01M SLS Surfactant standard, 1 x 60mL
6542010.05M hyamine Surfactant titrant, 475mL
654203Surfactant sample additive, tritonX-100, 475 mL
810007Surfactant electrode fill solution, 5 x 60 mL
Thiocyanate: Solutions for 9458BN & 900200 Half-cell Electrodes
940011Thiocyanate Ionic Strength Adjuster (ISA), 475mL
Water Hardness Solutions
9220060.1M CaCl2 Water Hardness standard, 475mL
923206100 ppm as CaCO3 Water Hardness standard, 475mL
 Signifies a hazardous solution.

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ISE Accessories, Membranes and Modules

Explore a full line of supporting accessories offered to meet your ISE measurement needs. Replacement modules are available individually or in convenient three-packs.

Accessories | Membranes | Modules
 

Product SKU

Description

948201Polishing strips for solid state electrodes
Ammonia, High Performance (9512HPBNWP, 9512HP01)
95121420 loose membranes
9512153 pre-assembled bodies and membrane caps
Ammonia, Standard (9512BNWP, 951201)
95120420 loose membranes
9512053 bonded membranes
Carbon Dioxide (9502BNWP)
9502044 membranes with o-rings
Nitrogen Oxide (9546BN)
95460420 loose membranes
97 Series Plastic Membrane Calcium, Nitrate and Potassium Combination Electrode Accessories
972001Replacement module for calcium combination electrode (9720BNWP)
970701Replacement module for nitrate combination electrode (9707BNWP)
s971901Replacement module for potassium combination electrode (9719BNWP)
93 Series Plastic Membrane Ammonium, Calcium, Chloride, Fluoroborate, HF Resistant pH, Nitrate, Perchlorate, Potassium and Water Hardness Half-Cell Electrode Accessories
9300BNWP93 series electrode body with waterproof BNC connection
900100Single junction reference electrode with pin tip connection
900200Double junction reference electrode with pin tip connection
931801Replacement module for ammonium half-cell electrode
932001Replacement module for calcium half-cell electrode (9320BN)
930501Replacement module for fluoroborate half-cell electrode (9305BN)
930702Replacement module for nitrate half-cell electrode (9307BNWP)
930701Replacement modules (3) for nitrate half-cell electrode (9307BNWP)
931901Replacement module for potassium half-cell electrode (9319BN)

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View the complete Thermo Scientific ISE measurement offering


The accuracy and reliability of your measurements depends on the instrumentation you use. Learn more about how you can identify the best match based on your required features, performance, specifications, and budget.

 

Perform quick and accurate measurements by using high quality Thermo Scientific Orion Ion Specific Electrodes and reagents for ion specific measurement. We offer a comprehensive portfolio of ion selective electrode calibration standards, ionic strength adjusters, reagents, and fill solutions for your ISE measurement needs. All the consumables you need to measure fluoride or ammonia in water and wastewater are available with one part number.

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Low Level Ammonia ISA Electrode Storage Solution

We make ammonia measurements easy by offering a complete line of ammonia standards, reagents, storage solution and fill solutions for your ion selective electrode. Combined with an Orion ammonia electrode, our solutions provide highly accurate measurements, low limits of detection and easy maintenance

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Resources

Support

Knowledge Base: Certificates of Analysis and SDS for Orion, ROSS, AQUAfast, AquaMate, and AquaSensors products.

Orion Meters Software and Upgrades
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