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potassium sulfate
noun
, Chemistry.
- a crystalline, water-soluble solid, K 2 SO 4 , used chiefly in the manufacture of fertilizers, alums, and mineral water, and as a reagent in analytical chemistry.
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Word History and Origins
Origin of potassium sulfate1
First recorded in 1880–85
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Example Sentences
It should be filtered when not clear or when crystals of ammonium or potassium sulfate are formed.
From Project Gutenberg
It contains a lot of extra alumina, but after roasting in a kiln the potassium sulfate can be leached out.
From Project Gutenberg
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