White crystalline powder or slabookrashennogo shade. Valid pale yellow and pink hues.
Ammonium sulfate – one of the mineral nitrogen fertilizers. Ammonium sulfate is also used in biochemistry for protein purification in the production of viscose fibers, used in food industry as an additive with E517, in the process of tanningleather, construction materials production, manufacture of herbicides and certain animal feeds.
|Mass fraction of nitrogen on dry substance,%, at least||21|
|Water content,%, not more than||0.3|
|Mass fraction of free sulfuric acid,%, not more than||0.05|
|Appearance||White crystals, may be pale yellow and pink|
Ammonium sulfate is obtained by the action of sulfuric acid on ammonia.
Ammonium sulpfate is recommended to use in the spring before sowing the culture.
For heavy soils, it can be used both in spring and in autumn.
As fertilizer ammonium sulpfate is acidic, for neutralization it is necessary to lime in a ratio of 1-1.2 to 1 fertilizer.
As a top dressing, ammonium sulfate is also used, including in solutions.
More details on the use of basic mineral fertilizers.
Ammonium sulpfate is a safe substance for humans.
It is registered as food additive Е517.
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