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六十年代初,第一支酶电极问世。1969年Guilbault和Montolvo制得尿素酶电极。七十年代,文献报导了载体结合法、包埋法、可溶性液相酶固定法等多种酶电极的制作方法。前两种方法制作和操作繁复,而且除pH玻璃电极和氨气隙电极外,其他电极都对K~+、Na~+有不同程度的响应,易受干扰。后一种方法较为简便。本文的目的,是在可溶性固定法基础上,寻找一种制作快速、使用方便的尿素酶pH电极,并探讨其性
In the early 1960s, the first enzyme electrode came out. 1969 Guilbault and Montolvo urease electrode. Seventies, the literature reported the carrier binding method, embedding method, soluble liquid phase enzyme immobilization method and other enzyme electrode manufacturing methods. The first two methods are complicated to manufacture and operate. Besides the pH glass electrode and the ammonia air gap electrode, all the other electrodes have different degrees of response to K ~ + and Na ~ + and are easily disturbed. The latter method is simpler. The purpose of this paper is to find a quick and easy-to-use urease pH electrode based on the soluble immobilization method