{"product_id":"electrolyte-solution-for-galvanic-dissolved-oxygen-probes-30-ml-hanna-instruments-hi7042s","title":"Electrolyte Solution for Galvanic Dissolved Oxygen Probes, 30 mL, Hanna Instruments, HI7042S","description":"\u003cp\u003e\u003cstrong\u003eHanna Instruments® Electrolyte Solution for Galvanic Dissolved Oxygen Probes, 30 mL, HI7042S\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConvenient dropper bottle\u003c\/li\u003e \u003cli\u003eMade with reagent grade chemicals\u003c\/li\u003e \u003cli\u003eElectrolyte solution for galvanic probes crucial for performance of probe and keeps sensor active\u003c\/li\u003e \u003cli\u003eSupplied in a 30 mL bottle\u003c\/li\u003e \u003cli\u003eGalvanic sensor technology requires no external voltage since differnece in potential between cathode and anode is greater than 0.5 volts\u003c\/li\u003e \u003cli\u003eGalvanic DO sensors consists of two electrodes, a zinc anode and silver cathode, both of which are immersed in electrolyte solution\u003c\/li\u003e \u003cli\u003eAn oxygen permeable membrane separates anode and cathode from water being measured\u003c\/li\u003e \u003cli\u003eOxygen diffuses across membrane and interacts with probe internals to produce an electrical current proportional to concentration of oxygen in solution\u003c\/li\u003e \u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"EA (1)","offer_id":51111185711419,"sku":"92-1624-30-EA","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/92-1624-30.png?v=1784711441","url":"https:\/\/preiser.com\/products\/electrolyte-solution-for-galvanic-dissolved-oxygen-probes-30-ml-hanna-instruments-hi7042s","provider":"Preiser Scientific","version":"1.0","type":"link"}