三聚磷酸钠制备与鉴定的综合实验教学设计

Comprehensive Experimental Teaching Design for the Preparation and Identification of Sodium Tripolyphosphate

  • 摘要: 三聚磷酸钠是公认的最好化学助剂之一,在食品工业中可以作为保水剂和pH调节剂,纺织工业中作为漂白剂、染色助剂等。该文介绍了一个适合化学学科拔尖人才培养计划开设的综合性实验,采用高温固相干法缩合法合成三聚磷酸钠,实验学时设计为6+2学时,实验内容涉及无机合成操作和大型科研仪器使用,在培养学生对无机合成基础知识的理解与应用能力的同时,锻炼其将无机合成方法应用于实际问题的能力,拓展其对无机化工行业发展的认识,提升创新思维和行业视野,全面促进学生的专业发展,为化学领域拔尖人才培养提供有效支持。

     

    Abstract: Sodium tripolyphosphate is widely recognized as one of the best chemical additives. It serves as a water-retaining agent and pH regulator in the food industry, and as a bleaching agent, dyeing assistant, and more in the textile industry. This paper introduces a comprehensive experiment tailored for the top-tier talent cultivation program in chemistry, using the high-temperature solid-state condensation method to synthesize sodium tripolyphosphate. The experiment is designed for 6+2 class hours, encompassing both inorganic synthesis operations and the utilization of large-scale research instruments. It cultivates students’ comprehension of fundamental inorganic synthesis knowledge and practical application skills, while training them to apply inorganic synthesis methods to practical problems. Furthermore, it broadens their understanding of the development of the inorganic chemical industry, enhances their innovative thinking and industrial perspectives, and comprehensively promotes their professional development. Ultimately, this experiment provides effective support for cultivating top-tier talents in the field of chemistry.

     

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