Effect of Silica Fume on Metakaolin Geopolymers' Sulfuric Acid Resistance.

Materials (Basel) · 2021 · PMC8465688 · PMID 34576620

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a clear trendno p-value reported

The evolution of depth of erosion over the complete period of acid exposure did not show a clear trend, suggesting that the process of erosion is more-or-less completed after seven days of exposure. 3.4.3.

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