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K2SO4Al2(SO4)3.24H2O. Appropriate quantity as a replacement for chemistry set chemical. Image for illustration only, actual product may appear different.
Potassium alum or potash alum is the potassium double sulfate of aluminium. Its chemical formula is KAl(SO4)2 and it is commonly found in its dodecahydrate form as KAl(SO4)2·12(H2O). It is commonly used in water purification, leather tanning, fireproof textiles, and baking powder. It also has cosmetic uses as a deodorant and as an aftershave treatment.
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