{"product_id":"bent-calomel-reference-electrode-neutral","title":"Bent Calomel Reference Electrode, Neutral","description":"\u003cdiv data-page-id=\"EIkvdTOtooL3yqxEU3CcmOJAnJf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-IBA0dicvKoEERexjfj1cTpU5n4b\"\u003e\u003cstrong\u003eBent Calomel Reference Electrode, Neutral | FrankLab\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Qj2XdOAHGoDzzwx22FCcHRAFnDh\"\u003e\u003cstrong\u003eA Neutral-PH, Bent-Design Calomel Electrode for Specialized Electrochemical Configurations\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EtvbdZgXvowqYcxrwZCcOyhRnOp\"\u003eThe \u003cstrong\u003eFrankLab Bent Calomel Reference Electrode (Neutral)\u003c\/strong\u003e is engineered for electrochemical setups where a \u003cstrong\u003estraight-body reference electrode cannot be positioned correctly\u003c\/strong\u003e, especially in small-volume cells, H-type cells, thin-layer reactors, or geometries requiring horizontal or angled insertion.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LrmTdgViCoZj1GxRGXAcs540nNc\"\u003eUsing the classic \u003cstrong\u003eHg\/Hg₂Cl₂ calomel system\u003c\/strong\u003e with a neutral KCl electrolyte, this electrode offers a stable reference potential, low drift, and excellent compatibility with a wide range of aqueous systems—without the chloride saturation level of a traditional SCE.\u003c\/div\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-VGIrdvluhoH8rLx3b0Ec2Ix5nBf\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-HYBHdek0FoCqIlxr8WkcglKsnXd\"\u003e\n\u003cstrong\u003e• Neutral Electrolyte for Broad \u003c\/strong\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-CqTUdKqL5oMAQZxYXNncMAKNnVd\"\u003eUnlike saturated SCE systems, the neutral calomel electrode uses \u003cstrong\u003eneutral KCl\u003c\/strong\u003e to:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SPkWdBM11oVi2TxptH3c514bnle\"\u003e•Reduce chloride activity for sensitive reactions\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KdwHdcuF3ofXcXxtIAwc7edsnPc\"\u003e•Minimize contamination or chloride interference\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-QXtbdk39FoYNq1x61Y8ccVHpnXc\"\u003e•Provide a smoother baseline for kinetic and mechanistic studies\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WTI7dcRwmo1SurxbmqNcxmPnnUd\"\u003eReference potential (approx.): \u003cstrong\u003e+0.250 V vs. NHE at 25°C\u003c\/strong\u003e \u003cem\u003e(may vary slightly with ionic strength)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv data-type=\"divider\" class=\"old-record-id-UhjRdhbOIonfdaxHtEZccpktnKe\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-W80Vdgl5EoHu7Ox9FCycPXsnnBh\"\u003e\u003cstrong\u003e• Bent Electrode Geometry (Ergonomic \u0026amp; Space-Efficient)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FCR6dzGn0oe1zsxN115c0fzun8b\"\u003eCustom 90° or angled design enables:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LZfmd4rKioH6Ztx7ZKDcWJ8Yn9e\"\u003e•Easy placement in narrow neck flasks, small electrochemical cells, or two-chamber systems\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YXjidmPE0oBzADxuJI6ceefEnbc\"\u003e•Precise junction positioning close to the working electrode\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OzGOd6EFUo0tJixDPVJcBXf0nid\"\u003e•Avoiding physical interference with working\/counter electrodes\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UgYpdMMVPoaf1Tx9NmRcwX8qn7c\"\u003e•Optimal IR-drop minimization in confined geometries\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Ak4QdYZXPo9aCexfXQDcHEcPnue\"\u003eIdeal for:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-A5KpdxIKnoaoxPxYgZac7GWvntb\"\u003e•H-type CO₂RR setups\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-J9abd0EALouEKsxbOqYcu8oEnml\"\u003e•Thin-layer cells\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EtKmdxXkvoQxpHx8c2RcOiZcnye\"\u003e•PEC reactors\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YlKBduOjGocrRIx9e7ZcuFycn5g\"\u003e•Compact three-electrode vessels\u003c\/div\u003e\n\u003cdiv data-type=\"divider\" class=\"old-record-id-IcbVd4K03oTzgzxxmBLcE6d6nIe\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-VHqzdXHLvolSaJxstKQcqhyYnUg\"\u003e\u003cstrong\u003e• Low Drift \u0026amp; High Potential Stability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PDovdNWqpohap7xXKuScdHjEnvh\"\u003eThe calomel redox couple ensures:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-A6bWdPMxYotJlmxtLZzcgW9WnA7\"\u003e•Very stable long-term potential\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-MS8ldV7ZDoSe4ixTBKIcfcfhnJb\"\u003e•Low noise during LSV, CV, and EIS\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Fvp1dClezoAAzMxWy2ZccjWAnog\"\u003e•Consistent performance for corrosion and dissolution studies\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-W9didJQMQorKBZxbliecDARLnmf\"\u003e\u003cstrong\u003e• Chemically Durable Construction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-R41kdPfdooj4sqxPdtlcHIcsnng\"\u003e\n\u003cstrong\u003e•Glass body\u003c\/strong\u003e for strong chemical resistance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OqfedY1wIojgrJxxwZzcLYarnTd\"\u003e\n\u003cstrong\u003e•PTFE cap\u003c\/strong\u003e for long service life\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-QFxqdeikrode6wxOuSDcbiAXnxg\"\u003e\n\u003cstrong\u003e•Porous ceramic\/PTFE junction\u003c\/strong\u003e offering stable ionic conduction with minimal leakage\u003c\/div\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-NK8VdcDdzoMGJ0xH5tucWbblnCc\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cdiv data-type=\"sheet\" class=\"old-record-id-RYord7KPRo2u3sxhEXlcIbxvnBb\"\u003e\n\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"Content-Type\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"186\"\u003e\n\u003ccol width=\"363\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eValue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eBent Calomel Reference Electrode (Neutral)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eReference System\u003c\/td\u003e\n\u003ctd\u003eHg\/Hg₂Cl₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eInternal Electrolyte\u003c\/td\u003e\n\u003ctd\u003eNeutral KCl solution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eReference Potential\u003c\/td\u003e\n\u003ctd\u003e~+0.250 V vs. NHE (25°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eCap Material\u003c\/td\u003e\n\u003ctd\u003ePTFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eJunction\u003c\/td\u003e\n\u003ctd\u003ePorous ceramic \/ PTFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eElectrode Geometry\u003c\/td\u003e\n\u003ctd\u003eBent (typically 90°), custom angles available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e65–100 mm (model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e0–50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eStorage Solution\u003c\/td\u003e\n\u003ctd\u003eNeutral KCl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eExpected Lifetime\u003c\/td\u003e\n\u003ctd\u003e6–12 months (laboratory use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv data-type=\"divider\" class=\"old-record-id-H7Xad1CRFoPo6lxQY0rc8b4mnXe\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-OzOLdBixCoDJ1bxHIwFcvpwKnfP\"\u003e\u003cstrong\u003eAdvantages of Neutral Bent Calomel Design\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-PvfPdrbKJoCNfHxB97JcWhZGned\"\u003e\u003cstrong\u003e• Lower chloride activity → Less risk of interfering with metal redox chemistry\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KeURdS0qKoT15AxMC7CcI1FDnjf\"\u003eEspecially useful for:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-W4zJdMFThoE4WXxt6Olc7P23n7g\"\u003e•Transition metal complexes\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Wjj1ddYqnoFntaxFrq9citm4ndh\"\u003e•Corrosion\/passivation studies\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-MTo0dTjTxoCMoVxWsMlcxLTungg\"\u003e•Metal dissolution kinetic research\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-VR8yd3aB7oEcgoxD6Dtc8UKBnXg\"\u003e\u003cstrong\u003e• Bent structure improves junction placement\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-VvHrdTPKWosyXIxwHlocy0DZnve\"\u003eEnsures:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-G5pgdXpYlobKVyxO2BNcOxE3n3d\"\u003e•Accurate potential referencing\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-GJxedel4yoraF7x5nlJcxIK1n6a\"\u003e•Reduced ohmic drop\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Ln91dllNJohZBvxHc9tcvQfOnNe\"\u003e•Reduced cross-interference with electrodes\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-Vnq3degB9oszG8xXtkPceNwqnFh\"\u003e\u003cstrong\u003e• Mercury-based system → superior long-term stability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LORkdn7qIoMGH0xXYfCcVblrnNd\"\u003eCompared with Ag\/AgCl, calomel maintains potential more consistently under varying chloride concentrations.\u003c\/div\u003e\n\u003cdiv data-type=\"divider\" class=\"old-record-id-Y16idpPNponcimxVJVBcdqsDnPe\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-SwFzdg7RIozPBJxC1n3csSmvnjd\"\u003e\u003cstrong\u003eRecommended Applications\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ZAAKdTvImo5GZSxJH5BcZgSznTd\"\u003e•Corrosion\/polarization curve studies\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BexgdObAmorMfzxod9IcgYM4nxc\"\u003e•Aqueous electrocatalysis (HER\/OER\/ORR under neutral or mild conditions)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BmbxdiUhXoY0G4xljjccMeTYnSg\"\u003e•CO₂RR H-type cells requiring angled referencing\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-HIxwd7vbhoBoBKxEiOTcYRiKnAg\"\u003e•Photoelectrochemical cells with limited vertical clearance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ZR8nd4v5Do0ZavxDphwc0Hclnlc\"\u003e•Thin-layer or narrow-chamber electrochemical devices\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-P3g8djrDqoulNxxKXAfc6iz7nwh\"\u003e•Battery electrolyte testing (neutral media)\u003c\/div\u003e\n\u003cdiv data-type=\"divider\" class=\"old-record-id-MgPBdDCfvoUyMCxSh1ecXxsKnUh\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch1 class=\"heading-1 ace-line old-record-id-UpRGdm4h6oYL0jxHsmrcLiabnzc\"\u003e\n\u003cstrong\u003eUsage \u0026amp; \u003c\/strong\u003e\u003cstrong\u003eSafety\u003c\/strong\u003e\u003cstrong\u003e Notes\u003c\/strong\u003e\n\u003c\/h1\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-UtwgdqLZGoSLHMxQ3VmcdWwsnWQ\"\u003e•Temperature ≤ 50°C\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FWyodsvkBo97vMxz4nkcVH7KnRd\"\u003eCalomel electrodes contain mercury; high temperature reduces stability.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-PVcdd1FlBotEJOxreE9cL3mcnbg\"\u003e• Not for non-aqueous systems\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KxtFdL3OzofEtAxhwHicdu8inQc\"\u003eUse via salt bridge if necessary.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-UChPdjFf3olzxoxgrAicZWAFnOg\"\u003e• Keep junction submerged during storage\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FSDudFuTkoRDpKx9rsvcihISnXc\"\u003ePrevents junction drying, drift, and slow response.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-EcuIdT1WKo7NNBxRpFtclT8Hn9R\"\u003e• Follow laboratory mercury-handling guidelines\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JTdCd6L6roeWO6x54sXcX58dnVb\"\u003eComplies with standard research safety requirements.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ZJ7wdckwFo3nP7xqELtcjI3Rnmg\"\u003e\n\u003cstrong\u003eCustom bend angle, junction type, body length, and connector \u003c\/strong\u003e\u003cstrong\u003ecompatibility\u003c\/strong\u003e\u003cstrong\u003e available on request.\u003c\/strong\u003e FrankLab supports full customization for advanced R\u0026amp;D environments.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TYmpdfZCDolRauxZx9KcQ4djn4c\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JWb0dzoh7opNy8xBppfck3uFnog\"\u003e\u003cstrong\u003eFor Custom Orders or Inquiries\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SPCpdpynTolSZqxqBWTca9BSnAb\"\u003eIf you have custom requirements or any additional questions, feel free to contact us:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FOjyd2ISOouYWnxatVlcBLqznLe\"\u003e\n\u003cstrong\u003eEmail\u003c\/strong\u003e: support@franklab.shop\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TnA2dSma6o0CPsxtgqzcr4LEnCc\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-IQxDdTAafoPjAhxpJs0c6Bx1nEc\"\u003e\u003cstrong\u003eWhy Choose FrankLab?\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WfkidRLE8oHwuGxMQhBcfgtdnEh\"\u003eFrankLab Focused on \u003cstrong\u003eelectrochemical \u0026amp; research materials\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YblgdSkaboGYa4xL3fccjlXonvh\"\u003e•Stable quality for repeatable experiments\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-XpuUdRMGAoSZUzxBw8acP5NjnNe\"\u003e•Flexible customization capability\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EHtEdlEphoiMZQxcaIMcnLmJnAc\"\u003e•Trusted by universities, institutes, and industrial R\u0026amp;D labs\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Franklab","offers":[{"title":"Ø5mm*55mm","offer_id":44624392945698,"sku":null,"price":55.9,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/7008\/4386\/files\/Bent-Calomel-Reference-Electrode_Neutral-1.png?v=1774068587","url":"https:\/\/franklab.shop\/products\/bent-calomel-reference-electrode-neutral","provider":"Franklab","version":"1.0","type":"link"}