Citation: Kai Hu, Haiyan Liu, Chi Huang, Faqiong Zhao, Yanping Ren, Xiuyun Wang, Juanjuan Song, Yongxian Fan, Dongcheng Liu, Xiuqiong Zeng, Wan Li, Wenwei Zhang, Mei Shi, Min Hu, Weihong Li, Xiaohang Qiu, Yong Fan, Jianrong Zhang, Shuyong Zhang. Suggestions on Operating Specifications for Gas Generation, Purification, and Collection[J]. University Chemistry, ;2026, 41(3): 99-109. doi: 10.12461/PKU.DXHX202507038 shu

Suggestions on Operating Specifications for Gas Generation, Purification, and Collection

Kai Hu ¹ ,
Haiyan Liu ¹ ,
Chi Huang ¹ ,
Faqiong Zhao ^1,, ,
Yanping Ren ^2,, ,
Xiuyun Wang ³ ,
Juanjuan Song ⁴ ,
Yongxian Fan ⁵ ,
Dongcheng Liu ⁶ ,
Xiuqiong Zeng ⁷ ,
Wan Li ⁸ ,
Wenwei Zhang ⁹ ,
Mei Shi ¹⁰ ,
Min Hu ¹¹ ,
Weihong Li ¹² ,
Xiaohang Qiu ¹³ ,
Yong Fan ¹⁴ ,
Jianrong Zhang ^9,, ,
Shuyong Zhang ^15,,

1.
National Demonstration Center for Experimental Chemistry Education (Wuhan University), College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072, China;
2.
National Demonstration Center for Experimental Chemistry Education (Xiamen University), College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, Fujian Province, China;
3.
National Demonstration Center for Experimental Chemistry Education (Dalian University of Technology), School of Chemistry, Dalian University of Technology, Dalian 116024, Liaoning Province, China;
4.
National Demonstration Center for Experimental Chemistry Education (Inner Mongolia Minzu University), College of Chemistry and Materials Science, Inner Mongolia Minzu University, Tongliao 028000, Inner Mongolia Autonomous Region, China;
5.
National Demonstration Center for Experimental Chemistry and Chemical Engineering Education (Zhejiang University of Technology), College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, China;
6.
National Demonstration Center for Experimental Chemistry Education (Guangxi Normal University), School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, Guangxi Zhuang Autonomous Region, China;
7.
National Demonstration Center for Experimental Chemistry Education (Zhejiang University), Department of Chemistry, Zhejiang University, Hangzhou 310058, China;
8.
National Demonstration Center for Experimental Chemistry Education (University of Science and Technology of China), School of Chemistry and Materials Science, University of Science and Technology of China, Hefei 230026, China;
9.
National Demonstration Center for Experimental Chemistry Education (Nanjing University), School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China;
10.
National Demonstration Center for Experimental Chemistry Education (Fudan University), Department of Chemistry, Fudan University, Shanghai 200433, China;
11.
School of Chemistry, Xi'an Jiaotong University, Xi'an 710049, China;
12.
National Demonstration Center for Experimental Chemistry Education (Peking University), College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China;
13.
National Demonstration Center for Experimental Chemistry Education (Nankai University), College of Chemistry, Nankai University, Tianjin 300071, China;
14.
National Demonstration Center for Experimental Chemistry Education (Jilin University), College of Chemistry, Jilin University, Changchun 130012, China;
15.
School of Chemistry and Chemical Engineering, Shandong University, Jinan 250100, China

Corresponding author: Faqiong Zhao, Yanping Ren, Jianrong Zhang, Shuyong Zhang,
Received Date: 3 July 2025
Accepted Date: 21 July 2025

Gas preparation and application are important components of basic chemical experiments, which contains rich chemical experimental knowledge, basic operational skills, scientific thinking and literacy such as chemical principles understanding, device construction, condition optimization, airtightness testing, impurity removal, drying, waste gas disposal, safety risk assessment, and so on. This article focuses on the preparation and purifying of laboratory gases, and proposes standardized operational suggestions for each stage of gas preparation process, thus providing operation suggestions for basic chemistry experimental teaching and practice in middle schools and universities.
- Chemical experiment,
- Gas generation,
- Gas purification,
- Gas collection,
- Tail gas treatment,
- Operating suggestions
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