化学需氧量COD习题集(国外英文资料).docVIP

化学需氧量COD习题集(国外英文资料) Chemical oxygen demand measurement - water quality analysis by the student task The determination of COD in industrial wastewater tutor Xie diffuse apologise, Chen yi-man/liu yixian time In May 2013, school 12 The class Analysis and inspection of chemical industry 1 class The name Student id group job industry can force Orders, mark Knowledge of the target Understand the water quality indicators related to nitrogen and focus on the three nitrogen. The origin, nature, transformation of ammonia nitrogen, and the effect of ammonia nitrogen on human body and ecological environment; The method of determination of ammonia nitrogen, and the principle of determination of ammonia nitrogen content of ammonia. The principle of spectrophotometry, the structure and use of spectrophotometer. Ability to target Learn to use visible spectrophotometer; To determine the content of ammonia nitrogen in the method of reagent. Using the Internet to consult and collate information to cultivate certain self-taught abilities; Analyze data, think actively, plan the work flow reasonably, design the ability of experiment plan. Occupational literacy objective Cultivate students ability to study actively and cultivate a rigorous attitude of work. Stimulate students interest in study, improve analysis problem and solve work problem ability. learn xi to o (1) listen carefully and get the basics of the subject (2) using the Internet to consult and organize data (3) actively communicate with the students, learn from each other, and understand the content and requirements of the task (4) formulate the preliminary plan of the experiment according to the experimental plan of the national standards and other subjects of the textbook (5) analyze the data, think actively, plan the work flow reasonably and design the complete experiment independently (6) self-evaluation and mutual evaluation and promotion of mutual promotion Source of information The teaching material, lecture notes Rel