ammonia sulfate

results showed that the better technological conditions as following: reaction temperature 40 ℃, constant temperature reaction time 40 min, sedimentation time 120 min, dosage of the surface active reagent 4ml, the proportion of ammonia and magnesium sulfate 6:1.

实验结果表明，制备阻燃氢氧化镁较适宜的工艺条件为：反应温度40℃、恒温反应时间40min、陈化时间120min、表面活性剂A体积用量4ml、氨镁摩尔比6：1。

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a peptide, luffin p1, from seeds of luffa cylindrica, was purified by ammonia sulfate precipitation, cm-52 ion exchange chromatography, blue-gel affinity chromatography and fplc mono s ion exchange chromatography.

通过硫酸铵分级沉淀、CM52阳离子交换层析、蓝胶亲和层析和FPLC Mono S阳离子交换层析，从丝瓜籽抽提液中分离到一种多肽Luffin P1。

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the dissertation adopted neutralization precipitation method, which used ammonia to neutralize aluminum sulfate solution and aluminum nitrate solution respectively to produce fine aluminum hydroxide powder.

本文采用中和沉淀法，使用氨水分别中和硫酸铝溶液及硝酸铝溶液来制备氢氧化铝粉体。

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elimination of total cyanogens in ammonia sulfate plant

硫酸铵装置总氰脱除实验

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analysis and improvement about energy cost in ammonia sulfate plant

硫铵装置用能分析与优化改进

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the main factors for the leaching contain the concentration of ammonia and ammonium sulfate, temperature, the liquid-to-solid ratio and particle size.

在氨-硫酸铵溶液中，影响低品位氧化铜浸出速率的主要因素为氨和硫酸铵的浓度、反应温度、液固比和矿物粒度。

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medium components of carbon and nitrogen were studied by quadrate experiment and the optimum medium included sucrose 1%, cornmeal 2%, peptone 0.3%, soybean powder 3% and ammonia sulfate 0.5% as well.

通过正交设计试验得出，F培养基最佳碳氮浓度组合为蔗糖1.0%，玉米粉2.0%，蛋白胨0.3%，豆饼粉3.0%，硫酸铵0.5%；

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The paper studies the influences of carbonation degree, reaction temperature, the concentration of ammonia and sulfate ion in the solution on carbonation speed of mirabilite ammonium solution, and makes comparison with carbonation process of sodium chloride ammonium solution.

研究碳酸化度、反应温度、溶液中氨浓度和硫酸根离子浓度等对芒硝氨盐水溶液碳酸化过程速度的影响，并与氯化钠氨盐水溶液碳酸化过程进行比较。

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the result showed that the penicillium was helpful for secretion of enzyme and decomposition of cellulose, when taking straw and bran when a proportion of 3 ∶ 1 as carbon source, and mixture of ammonia sulfate and peptone as carbon source.

结果表明，该青霉菌以秸秆∶麦麸之比3∶1为碳源，硫酸铵和蛋白胨混合为氮源时，有利于酶的分泌和纤维素的分解。

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detailed studies have been carried out on the characteristics of the strain x4 and j2 in oil degradation and the results as follows: ammonia sulfate is the suitable nitrogen source for oil degradation.

对X4菌和J2菌降解油脂的特性研究表明：添加合适的氮源促进油脂的降解，硫酸铵为首选。

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the structure of carbon steel pipe plate lining with stainless steel thin plate has been applied in design of heat exchanger for ammonia sulfate.

在硫铵用换热器设计中，采用碳钢管板衬一层不锈钢薄板结构。

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dynamic experimental research on air stripping of sulfur-ammoniac wastewater in rare-earch industry recovery of high concentration ammonia nitrogen in rare earth ammonia sulfate wastewater

稀土硫铵废水高浓度氨氮回收试验研究

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in the manufacture process of hydrocyanic cyanide, the company uses 25% sulfuric acid to absorb the excessive ammonia and product ammonium sulfate.

在用天然气进行氢氰酸的生产过程中有过量的氨气需要回收，为此，企业采用了25%的稀硫酸进行吸收，从而生产副产品硫酸铵。

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moistening& warming method was applied to treat the high-concentration ammonia sulfate in fermented waste residues of lysine, so as to make it applicable to feed production.

采用湿热法处理赖氨酸发酵废渣中的高浓度硫酸铵使之能用于饲料生产。

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