ammonium sulphate

British  

noun

1. a white soluble crystalline solid used mainly as a fertilizer and in water purification. Formula: (NH 4 ) 2 SO 4

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Example Sentences

He told Xinhua that the damaged factory has been producing ammonium sulphate, guanidine nitrate and nitro guanidine.

From BBC

It appears that with soils which are not rich in humus or not deficient in lime, calcium cyanamide is almost as good, nitrogen for nitrogen, as ammonium sulphate or sodium nitrate; but it is of doubtful value with peaty soils or soils containing little lime, nor is it usefully available as a top-dressing or for storing.

From Project Gutenberg

Free Ammonium sulphide 3.03 Ammonium carbonate 39.16 Ammonium chloride 14.23 Fixed Ammonium thiocyanate 1.80 Ammonium sulphate 0.19 Ammonium thiosulphate 2.80 Ammonium ferrocyanide 0.41 From a scientific point of view, the term “free” is absolutely incorrect, and in using it the fact must be clearly borne in mind that in this case it merely stands for ammonia, which can be liberated on simply boiling the liquor.

From Project Gutenberg

This liquid is a strong solution of ammonium sulphate, containing about 2.5% free sulphuric acid which absorbs nearly all the ammonia from the gases, without dissolving much of the tarry substances.

From Project Gutenberg

Most of the liquor arriving at the bottom, after mechanically separating the tar, is pumped back into s, but a portion is always withdrawn and worked for ammonium sulphate.

From Project Gutenberg