Aluminon

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Notion

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Science and technology

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What Wikipedia says

Aluminon, the triammonium salt of aurintricarboxylic acid, is a dye often used to detect the presence of the aluminium ion in an aqueous solution. Aluminon forms a red complex salt in combination with Al3+.

Excerpt from the Wikipedia article “Aluminon”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Keministi, CC0, via Wikimedia Commons.