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There were 11 questions found in this category:
  1. questionDo Leak-Free electrodes need to be filled?
    Leak-Free electrodes never need to be filled.

  2. questionDo Leak-Free electrodes need to be regenerated periodically?
    Leak-Free electrodes never need to be regenerated. In some cases the electrode can be polished by a fine sand paper and, if needed, stored or heated in acid.

  3. questionDoes solution exchange take place through the junction of Leak-Free electrodes?
    Leak-Free electrodes consist of a unique junction that is robust and highly conductive but not porous. Therefore solution exchange does not take place in either direction. However, the junction is so conductive that solutions need not physically travel from the sample to the electrode for detect ...

  4. questionHow long should a Leak-Free electrode last under normal use conditions?
    As long as the connector is not broken, Leak-Free electrodes should last 6-12 months or more.

  5. questionHow should Leak-Free electrodes be stored?
    Unlike conventional reference electrodes, there is no need to store Leak-Free electrodes in concentrated chloride solution. However, if the electrode was left dry for a very long period of time, it should be immersed in water for a few hours to recover. If you plan to use the electrode in soluti ...

  6. questionHow well do Leak-Free electrodes tolerate acidic/basic solutions?
    Leak-Free electrodes are not affected by hydrofluoric acid and common dilute acids and bases. On occasion we have boiled the electrodes in 1M sulfuric acid and have seen no damage. Acetic acid, however, is the exception and should be avoided if possible.

  7. questionHow well do Leak-Free electrodes tolerate commonly used organic solvents?
    Leak-Free electrodes are resistant to most commonly used organic solvents including acetonitrile, DMSO, THF, MEK, acetone, dichloromethane, esters, alcohol, and ketones.

  8. questionWhat are the advantages of using a Leak-Free electrode?
    Leak-Free electrodes were developed to eliminate problems associated with the use of conventional porous-junction based reference electrodes. The problem solved include clogging, sample contamination, electrolyte loss, changing the ionic strength of the sample, and difficulties associated with u ...

  9. questionWhat are the general specs of the Leak-Free electrodes?
    SPECIFICATIONS Construction PEEK (polyetherether ketone) Leakage Rate NONE Filling Electrolyte 3.4 M KCl Electrical Contact 1 mm gold plated pin Temperature Range 0-90 °C Storage Aqueous solution or distilled water

  10. questionWill the Leak-free Ag/AgCl reference electrodes work in organic solvents?
    Yes, solvents (e.g., propylene carbonate, ethylene carbonate, 1,2-dimethoxyethane, etc.) with water less than 1 ppm can be used.

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