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[Soda Ash Knowledge] Daily Question (34) 11/6/2009

2009-11-06View Original

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Please hide the replies; no scoring will be given in principle if they are not hidden. Specific hiding method: http://bbs.hcbbs.com/viewthread.php?tid=492556&highlight=%D2%FE%B2%D8 Posts that have been edited are not rated. (The question for this issue is taken from page 67 of \"Technical Worker Training Question Bank – Soda Ash Production Operators.\" An electronic version of this book is available for download in the soda ash information sharing area: http://bbs.hcbbs.com/thread-13140-1-2.html) Short answer question: What is cold crystallization?
Reply #22009-11-06
The process of cooling AI down, which reduces the solubility of ammonium chloride and causes crystals to precipitate.
Reply #32009-11-06
The process of cooling AI down, which reduces the solubility of ammonium chloride and causes crystals to precipitate.
Reply #42009-11-06
The process of cooling AⅠ to reduce the solubility of ammonium chloride and cause crystals to precipitate.
Reply #52009-11-06
The process of cooling AⅠ to reduce the solubility of ammonium chloride and cause crystals to precipitate
Reply #62009-11-06
A method for increasing the yield of industrial ammonium chloride by adding salt in a cold crystallization vessel, characterized in that it comprises the following steps: pre-mixing the mother liquor and salt obtained in the combined alkali production process to prepare a salt slurry or salt solution, which is then added to the cold crystallization vessel; or the salt is directly added to the same vessel. The amount of salt added to the cold crystallization vessel is such that the ratio of the volume of cold AI in the vessel to the weight of the salt is 100∶0.5 – 6.5.
Reply #72009-11-06
The process of cooling AI down, thereby reducing the solubility of ammonium chloride and causing crystals to precipitate.
Reply #82009-11-06
What is cold crystallization? Answer: It is the process of cooling AⅠ, which reduces the solubility of ammonium chloride and causes crystals to precipitate. 1# chen3jun
Reply #92009-11-06
The process of cooling AⅠ to reduce the solubility of ammonium chloride and cause crystals to precipitate.
Reply #102009-11-06
What is cold crystallization? Answer: It is the process of cooling AI, which reduces the solubility of ammonium chloride and causes it to precipitate as crystals.
Reply #112009-11-06
The process of cooling AⅠ to reduce the solubility of ammonium chloride and cause crystals to precipitate is called cold crystallization.

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