Chapter 2 : Pretreatment of fermentation broth
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Basic teaching contents
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2.1 Characteristics of fermentation broth 
2.2 Changes of filtration characteristics of fermentation broth 
2.3 Coacervation and flocculation 
2.4 Relative purification of fermentation broth 

Focus: 
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1. Understand the difference between Coacervation and Flocculation;
2. Master the use methods of conventional filter aid, flocculant, protein denaturation and ion removal; 

Difficulties
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1 The selection of pretreatment methods

The basic requirements of this chapter
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1. Master the commonly used methods and principles to improve the filtration characteristics of fermentation broth

PPT for Chapter 2
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Chapter 2-Part I
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- Link：https://pan.baidu.com/s/1B52s_lPuBw4o3vSC3wfzIw 
- Extraction Code：3pmc

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   Metarials/Chapter 2/index
   


Teaching video 
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   Video 1
   



Video material used in class
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Home Work
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- **Question 1：Please make a small video to explain the difference between Coagulation  and Flocculation**
- **Question 2: Please conduct a literature survey: how to remove Ca2 +, Mg2 +, Fe2 + from fermentation broth, and write a report (unlimited words)**
- **Note:1. Homework must be submitted on time. 2. Plagiarism is not allowed. If there is a similar report, the score of this class will be 0**