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以L-谷氨酸盐酸盐为敏感膜,将其涂于具有金电极的AT切型的石英振子上,制成敏感元件·该膜对NH3具有很高的频率响应,高的灵敏度和良好的选择特性。
L-glutamic acid hydrochloride was used as a sensitive membrane, which was coated on an AT-cut quartz crystal resonator having a gold electrode to form a sensing element. The membrane had a high frequency response to NH3, high sensitivity and good The choice of features.