Alum Manufacturing Techniques & the Affinity Process
Alum can be created through one of several chemical processes. One is by adding aluminum hydroxide Al(OH)3 to sulfuric acid H2SO4. The chemical reaction is: 2 Al(OH)3 + 3 H2SO4 → Al2(SO4)3 + 6H2O Translated to plain english, adding 2 molecules of aluminum hydroxide to 3 … See more
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