释义 |
DictionarySeeSCEsaturated calomel electrode
saturated calomel electrode[′sach·ə‚rād·əd ′kal·ə‚mel i′lek‚trōd] (physical chemistry) A reference electrode of mercury topped by a layer of mercury (I) chloride paste with potassium chloride solution placed above; easier to assemble than the normal and the one-tenth normal (referring to the concentration of KCl) calomel electrodes. saturated calomel electrode
saturated calomel electrode Abbreviation: SCE One of two practical reference electrodes, used with a mercurous chloride (calomel) paste in pH and other potentiometric instruments. The other is the silver/silver chloride electrode. The calomel electrode has been the standard secondary reference electrode used in the laboratory since the introduction of the pH electrode. See also: electrodeAcronymsSeesaccharomyces cerevisiaeThesaurusSeeelectrode |