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What is the content of ammonium sulfate in Hebei Qian 'an Sinochem Coal Chemical Co., Ltd.?

The content is 20.5%. The nitrogen content of ammonium sulfate produced by Qian 'an Zhonghua Coal Chemical Co., Ltd. is 20.5%, which is marked on the package. It is an excellent nitrogen fertilizer, suitable for general soil and crops, which can make branches and leaves grow vigorously, improve fruit quality and yield, and enhance the disaster resistance of crops.