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。
Thermal and thermo-oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated sulfuric acid were studied.
主要品种有尿素和硫酸铵、硝酸铵、碳酸氢铵、氯化铵、石灰氨、氨水等。
The main varieties include urea, ammonium sulfate, ammonium nitrate, ammonium acid carbonate, ammonium chloride, ammonium lime and ammonia water.
介绍硝酸铵-磷酸-铵—硫酸钾系高浓度烤烟专用复合肥的开发应用。
The paper describes the development and application of a special complex fertilizer containing flue -cured tobacco ammonium nitrate-ammonium phosphate-potassium sulphate.
介绍硝酸铵-磷酸-铵—硫酸钾系高浓度烤烟专用复合肥的开发应用。
The paper describes the development and application of a special complex fertilizer containing flue -cured tobacco ammonium nitrate-ammonium phosphate-potassium sulphate.
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