2 条结果 关键词:乙基纤维素 ×

Sustained drug release and electrochemical performance of ethyl cellulose-magnesium hydrogen phosphate composite.

Materials science & engineering. C, Materials for biological applications 2017 Mohammad F, Arfin T, Al-Lohedan HA

本文采用溶胶-凝胶法制备乙基纤维素-磷酸氢镁(EC-MgHPO4)有机无机复合材料,并探讨其在传感、医药和生物医学领域的应用潜力。通过UV-Vis、FT-IR、HRTEM、EDAX、SEM和XRD表征材料,并测定吸水率、孔隙率、厚度、松装密度、振实密度、休止角、Carr指数和Hausner比。结果显示材料流动性良好,Carr指数11...

Development of a ratiometric fluorescent urea biosensor based on the urease immobilized onto the oxazine 170 perchlorate-ethyl cellulose membrane.

Talanta 2015 Dinh Duong H, Il Rhee J

本研究成功将噁嗪170高氯酸盐(O17)-乙基纤维素(EC)膜用于制备尿素传感膜。该尿素传感膜为双层结构,下层为O17-EC膜,上层为包埋于EC基质中的脲酶层。检测原理是脲酶催化尿素水解生成氨,氨与染料O17结合后使发射波长由630 nm移至565 nm。以630 nm与565 nm荧光强度比值作为输出信号,该比值与尿素浓度成正比。...

荧光生物传感器 尿素脲酶乙基纤维素O17