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English Translations » 化工分析圈 » 【Daily Question】Chemical Analysis Edition, 1.5.2022

【Daily Question】Chemical Analysis Edition, 1.5.2022

2022-01-05View Original

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In cement plants, to determine the silicon dioxide content in samples of cement raw materials, limestone, etc., sample decomposition is generally carried out using ( ). A. Dissolution in sulfuric acid B. Dissolution in hydrochloric acid C. Dissolution in mixed acid aqua regia D. Semi-melting dissolution using sodium carbonate as a flux D
Reply #22022-01-05
D. Sodium carbonate as a flux, semi-molten dissolution
Reply #32022-01-05
D. Sodium carbonate as a flux, semi-molten dissolution

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Translated at 2026-07-23 18:08:15

Original: https://bbs.hcbbs.com/thread-3287642-1-1.html

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