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Nitrogen fertilizer(ammonium sulfate)

Ammonium sulfate with English name Ammonium Sulphate, is abbreviated as Amsul or AS. In terms of granular size and production source, it is divided into large granular ammonium sulfate (Amsul Granular), caprolactam grade ammonium sulfate (Amsul Capro Grade) and steel grade ammonium sulfate (Amsul Steel Grade). Ammonium sulfate can be used as base fertilizer, topdressing and ...


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1. As one kind of nitrogen fertilizer(Commonly known as Feitianfen), it is suitable for general soils and crops and can make branches and leaves bloom, improve fruit quality and yield, and enhance the disaster-resistant ability. It can be used as base fertilizer, topdressing and seed fertilizer.

2. Sulphur is a component of lipase, carboxylase, aminotransferase and phosphorylase in plant body and is involved in compositions of some bioactive substances such as thiamine, coenzyme A, and acetyl coenzyme A. Sulphur can still promote leguminous plants to form root nodule and increase nitrogen fixing capacity.

3. Whether granular ammonium sulfate is used alone or used as raw material for bulk blend fertilizer, it is a very main sulfenyl nitrogen fertilizer.

Nitrogen 21% min Moisture 0.5% max Free Fatty Acid 0.1% max Color White or Off White

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