Fill Solutions

Hanna Instruments offers a variety of Fill Solutions for many applications. Ready to use solutions, made with materials of the highest quality and consistency. Our solutions are made only with chemicals that are traceable, in a controlled environment and by highly trained personnel. Our products conform to international standards for quality and manufacturing.

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  1. HI4001-40 Ammonia ISE Filling Solution (30 mL x 4)
    $108.00

    Ships within 1-2 Business Days

    HI4001-40 is a set of (4) 30 mL bottles of fill solution made specifically for Hanna’s ammonia gas sensing ion selective electrodes (ISEs).

    The electrolyte solution should be added to the outer probe body of the HI4101 ISE before final assembly to ensure optimum performance.

    Fill solution for ammonia ion selective electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with lot number and expiration date 

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  2. HI4005-40 Carbon Dioxide ISE Filling Solution (30 mL x 4)
    $97.00

    Ships within 1-2 Business Days

    HI4005-40 is a set of (4) 30 mL bottles of fill solution made specifically for Hanna’s carbon dioxide gas sensing ion selective electrodes (ISEs).

    The electrolyte solution should be added to the outer probe body of the HI4105 ISE before final assembly to ensure optimum performance.

    Fill solution for carbon dioxide ion selective electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with lot number and expiration date

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  3. HI7041L Dissolved Oxygen Electrolyte Solution (500 mL)

    The HI7041L electrolyte fill solution has been developed for Hanna’s polarographic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe.

    Made with reagent grade chemicals

    Long-lasting supply of electrolyte

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  4. HI7041M Dissolved Oxygen probe electrolyte solution (230mL) bottle
    $44.00

    Ships within 1-2 Business Days

    The HI7041M electrolyte fill solution has been developed for Hanna’s polarographic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe.

    Made with reagent grade chemicals

    Long-lasting supply of electrolyte

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  5. HI7041S Dissolved Oxygen Electrolyte Solution (30 mL)

    The HI7041S electrolyte fill solution has been developed for Hanna’s polarographic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe.

    Convenient dropper bottle

    Made with reagent grade chemicals

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  6. HI7042S Dissolved Oxygen Electrolyte Solution (30 mL)

    The HI7042S electrolyte fill solution has been developed for Hanna’s galvanic dissolved oxygen probes. Having the correct electrolyte solution is crucial to the performance of your dissolved oxygen probe.

    Convenient dropper bottle

    Made with reagent grade chemicals

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  7. HI7071
    $55.00

    Ships within 1-2 Business Days

    HI7071 is a pH and ORP electrode fill solution that contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for single junction pH & ORP electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with expiration date and lot number

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  8. HI7071L Electrolyte Fill Solution, 3.5M KCl + AgCl (500 mL)
    $64.00

    Ships within 1-2 Business Days

    HI7071L is a pH and ORP electrode fill solution that contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for single junction pH & ORP electrodes

    Air tight bottle with tamper-proof seal to ensure quality

    Clearly marked bottle with expiration date and lot number

    Learn More
  9. electrolyte, electrolyte solution, fill solution, KCl, electrode solution
    $39.00

    Ships within 1-2 Business Days

    HI7071M is a pH and ORP electrode fill solution that contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for single junction pH & ORP electrodes

    Air tight bottle with tamper-proof seal to ensure quality

    Clearly marked bottle with expiration date and lot number

    Learn More
  10. HI7072

    HI7072 is a 1M KNO3 electrode fill solution for use in double junction and ion selective electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for double junction and ion selective electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with expiration date and lot number

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  11. HI7072L

    HI7072L is a 1M KNO3 electrode fill solution for use in double junction and ion selective electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for double junction and ion selective electrodes

    Air tight bottle with tamper-proof seal to ensure quality

    Clearly marked bottle with expiration date and lot number

    Learn More
  12. HI7075

    HI7075 is a fill solution that contains 1.7M potassium nitrate (KNO3), 0.7M potassium chloride (KCl) for use in fluoride ion selective electrodes. The electrolyte level in refillable electrodes should be topped off before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for fluoride ISE

    Convenient 30 mL bottles

    Expiration date and lot number clearly marked on the bottle

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  13. HI7076

    HI7076 is a fill solution that contains 1M Sodium Chloride (NaCl) for use in potassium ion selective electrodes. The electrolyte level in refillable electrodes should be topped off before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for double junction pH & ORP electrodes

    Convenient 30 mL bottles

    Expiration date and lot number clearly marked on the bottle

    Learn More
  14. HI7078
  15. HI7082
    $55.00

    Ships within 1-2 Business Days

    HI7082 is a pH and ORP electrode fill solution that contains 3.5M KCl, which is specifically produced for double junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for double junction pH & ORP electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with expiration date and lot number

    Learn More
  16. HI7082L
    $66.00

    Ships within 1-2 Business Days

    460mL bottle (1) Learn More
  17. HI7082M
    $48.00

    Ships within 1-2 Business Days

    230mL bottle (1) Learn More
  18. HI8071
    $63.00

    Ships within 1-2 Business Days

    HI8071 is a pH and ORP electrode fill solution that is supplied in a FDA compliant bottles. Each bottle contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for single junction pH & ORP electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with expiration date and lot number

    Learn More
  19. HI8082

    HI8082 is a pH and ORP electrode fill solution that contains 3.5M KCl, which is specifically produced for double junction electrodes. HI8082 is contained in an opaque, light-tight bottle that meets FDA requirements. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for double junction pH & ORP electrodes

    Convenient 30 mL FDA bottles

    Lot # and expiration date on bottles

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  20. HI8093
    $63.00

    Ships within 1-2 Business Days

    HI8093 is a pH and ORP electrode fill solution that is supplied in a FDA compliant bottles. Each bottle contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes. The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

    Fill solution for single junction pH & ORP electrodes

    Convenient 30 mL bottles

    Clearly marked bottle with expiration date and lot number

    Learn More

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