Linsuanerqingjia, ammonium sulfate purification, packaging materials, chemical products ( excluding hazardous chemicals ) sales.

磷酸二氢钾 、 硫酸铵提纯, 包装材料 、 化工产品 ( 不含化学危险品 ) 销售.

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Annual sales: steel, Crude Benzol, Coke, tar, ammonium sulfate, and so on.

常年销售: 钢材, 粗苯, 焦碳, 焦油, 硫酸铵等.

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Thermal and thermo - oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated acid were studied.

讨论了硝酸铵 、 硫酸铵和浓硫酸对自制甲壳素热降解和热氧化降解过程的影响.

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At last , it titrates with ferrous ammonium sulfate, using the sodium diphenylamine sulfonate as a catalyst.

以二苯胺磺酸钠为指示剂, 用硫酸亚铁铵标准溶液滴定.

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Ammonium sulfate can be substituted during the cooler months as a nitrogen source.

在寒冷月份硫酸铵可以作为氮的替代品.硫酸铵也有利于病害控制.

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Furthermore, the influence of ammonium sulfate on the separation of amino acids mixture was investigated.

还考察了在混合物中含有硫酸按时的情况.

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Some acid is added and part of the solution withdrawn for ammonium sulfate recovery.

添加一些硫酸,而部分溶液被收回用于硫化铵的回收.

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Potassium sulfate was prepared from potassium chloride and ammonium sulfate by addition of methanol.

以氯化钾和硫酸铵为原料,以甲醇为添加溶剂制备硫酸钾.

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