很多硫酸盐有形成复盐的趋势。
对硝酸铈铵复盐的制备工艺进行了研究。
The technology for the preparation of ammonium cerium nitrate is studied.
对磷石膏复盐法制备硫酸钾工艺进行了研究和改进。
The process of synthesis potassium sulfate by phosphogypsum double salt method was studied and improved.
对二价碘酸盐之间形成复盐的可能性也进行了探讨。
The possibilities of formation of complex compound between divalent iodates have been studied.
本发明涉及一种浅槽改良原位修复盐碱地种植植物的方法。
The invention relates to a method for planting plants by improving a shallow groove and restoring salinate fields in situ;
本发明公开了一种丙泊酚磷酸酯氨基酸复盐及其制备方法和应用。
The invention discloses propofol, phosphate and amino acid double salt and a preparation method and application thereof.
殷宪国。何佩蓉。黎慧玲复盐沉淀法脱除湿法磷酸中镁铝氟杂质的研究。
Kenneth Lee Parks. Kyle Dander Clevenger. Daniel Patrick McDonald Remove of magnesium and aluminum impurities from wet process phosphoric acid.
结果表明,氯化钠—过氧化氢—水是简单的三元体系,没有复盐的生成。
Results show that the sodium chloride - hydrogen peroxide - water ternary system is simple and no adduct forms in the system.
初步探明该镁硼酸盐复盐与盐湖中其它水合镁硼酸盐的形成有一定的关系。
The forming relationship of Chlorpoinnoite double borate and hydrated magnesium borate in the salt lakes has been reported slightly.
结果:丹参酚酸B苦参碱复盐分子中含一分子丹参酚酸B和一分子苦参碱。
Results:The salt containing one molecular Salvianolic acid B and one molecular alkaloids.
该方法可获得纯度达99%以上的橘红色硝酸铈铵复盐,收率达85%以上。
The yield of ammonium cerium nitrate is more than 85%, and the purity of ammonium cerium nitrate with orange red color is larger than 99%.
本文介绍在复盐法生产钨酸中用机械活化浸取工艺代替碱煮浸取工艺的新方法。
This paper introduces the digestion technology of mechanical activation in lieu of that of alkali boiling for manufacturing tungstic acid.
花梨山矿区白云岩是以白云石为主的碳酸盐岩,是碳酸钙和碳酸镁的复盐岩石。
The dolomite of Hualishan ore area is carbonate that composed by dolomite, it is the composite salt rock of calcium carbonate and magnesium carbonate.
这些技术对于恢复盐下地层相对真实的构造形态具有重要意义,应用效果十分显著。
These techniques have important meaning of restoring relatively true structural feature of subsalt beds and visible application effects.
依据反应级数、活化能及搅拌效应,确定了该复盐的溶解和转化结晶反应动力学机制。
The kinetic mechanisms of dissolution and crystallization reactions have been confirmed according to order reaction, activation energy and effect of stirring.
脯氨酸通过同(S)-酒石酸形成复盐,在正丁酸溶剂中以正丁醛作催化剂进行不对称转换。
The asymmetric transformation of L-proline via formation of salt with (S)-tartaric acid was carried out by using butanal as a catalyst for epimerization in butanoic acid.
通过本发明方法制备的头孢克肟酸式复盐纯度、含量高,具有稳定性好、不易产生聚合物等特点。
The cefixime acid type double salt prepared by the method has the characteristics of high purity and content, good stability, difficult generation of polymers and the like.
用微波辐射法快速合成了4a分子筛,考察了硫酸镧硫酸钠复盐(LNS)对制备4a分子筛的影响。
Zeolite 4a was rapidly synthesized under microwave heating, and the effect of the addition of (lanthanum) sulfate and sodium sulfate (LNS for short) on the synthesis was studied.
结果表明,I簇元素从上到下随原子序数增加,与硫酸钙形成复盐的难度逐渐降低,但规律性不明显。
The results show that with the atomic number of I cluster elements increasing from the top down, they are easier to form complex salts with calcium sulfate, however, the rules is not obvious.
利用稀土烧结钕铁硼永磁材料的废料作为原料,选用酸溶-复盐沉淀的化学法,进行了制取氧化钕的实验研究。
A study for preparing neodymium oxide from waste Nd-Fe-B materials was conducted by adopting acid solving-composite salt precipitation process.
以软锰矿、硫化锌精矿及铁屑等为原料,研究了直接法制备锰锌软磁铁氧体的工艺条件,重点研究了浸出液复盐沉淀深度净化的工艺条件。
A novel technology, which is on the preparation of Mn-Zn soft magnetic ferrite using Fe, Mn and Zn existing in waste battery as raw materials, was proposed.
以软锰矿、硫化锌精矿及铁屑等为原料,研究了直接法制备锰锌软磁铁氧体的工艺条件,重点研究了浸出液复盐沉淀深度净化的工艺条件。
A novel technology, which is on the preparation of Mn-Zn soft magnetic ferrite using Fe, Mn and Zn existing in waste battery as raw materials, was proposed.
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