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English Translations » 历史存档[信息] » 【Daily Question】 January 28th To suppress the contaminatio

【Daily Question】 January 28th To suppress the contamination of catalysts by heavy metals, it is necessary to add

2016-01-28View Original

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This post was last edited by Cuaili Yisu on 2016-1-29 09:26. Daily Question Activity Question (single-choice question): To prevent heavy metals from contaminating catalysts, it is necessary to add ( ). A. Scale inhibitor B. Emulsifier C. Metal passivator D. Antifoam. Hidden content in this post: C. Metal passivator. Please participate actively to win prizes. +10 points for correct answers, +5 points for participation. One time per person only. Close this topic after seven days.
Reply #22016-01-28
To suppress the contamination of the catalyst by heavy metals, (C) needs to be added.
Reply #32016-01-28
To suppress the contamination of the catalyst by heavy metals, (C) needs to be added. A. Scale inhibitor B. Emulsifier C. Metal passivator D. Antifoam
Reply #42016-01-28
To suppress the contamination of catalysts by heavy metals, (C, heavy metal passivators) need to be added. :lol
Reply #52016-01-28
C. Metal passivators ~~~~~~~~~~~~~~~~~~

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Translated at 2026-07-21 00:53:57

Original: https://bbs.hcbbs.com/thread-1545180-1-1.html

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