钼酸
- 名molybdic acid
![钼酸](../cache/1407328.jpg)
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用电位滴定、激光喇曼光谱法研究了钼酸聚合与溶液pH值和浓度的关系。
By using potentiometer titration and laser-Raman spectroscopy the relationship of molybdic acid polymerization and the pH value of solution or the molybdenum concentration was determined .
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针对普通酚醛树脂(PF)在作为耐火材料结合剂使用中存在的问题,结合耐烧蚀树脂基体应具备的结构特点,研究了以硼酸、钼酸、硅酸改性PF的可行性。
For the problems that the ordinary phenolic resins ( PFs ) were used as refractory binder , combined with structural characteristics ablation-resistant resin should have , feasibility of boric acid , molybdic acid and silicic acid-modified PFs were studied .
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金-钼酸铵-罗丹明B体系显色反应的研究
Color Reaction of the Gold - Molybdate - Rhodamine B System
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钯-钼酸铵-丁基罗丹明B显色反应体系的研究
Study on the Colour Reaction of Palladium - Molybdate - Butyl Rhodamine B System
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钼酸钠的结晶率、纯度和pH的关系
Relation between pH Value and Crystal Rate & Purity of Sodium Molybdate
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钼酸钠催化的麦草浆酸性H2O2脱木素
Acidic Peroxide Delignification of Wheat Straw Pulp Catalyzed by Sodium Molybdate
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首先,采用浸渍法制备了以Hβ为载体的不同负载量的磷钼酸催化剂。
Prepare the catalyst by impregnation with different mass of phosphomolybdate , carrying on H β .
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对钼产品(多钼酸铵)中高含量的钼,则采用氢氧化钠溶液溶解样品,以EDTA容量法测定。
Mo in molybdenum product can be determined by EDTA volumetry .
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Fe(OH)3吸附法从高钨钼酸钠溶液中分离钨钼的研究
Study of Separation of Tungsten and Molybdenum from High W-containing Molybdate Acid Sodium Solution by Fe ( OH ) _3 Adsorption
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铅盐沉淀分离EDTA滴定法测定钼酸钙中氧化钙量
Determination of CaO Content in CaMoO_4 by Precipitation Separation of Lead Salt-EDTA Titration
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陶瓷原料中SiO2的钼酸银沉淀法测定
Determination of SiO_2 in Ceramic Raw Materials with Silver Molybdate
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钼酸根与γ-Al2O3表面羟基相互作用的定性和定量研究
The qualitative and quantitative study of the interaction between molybdate and surface hydroxyl groups on γ - al_2o_3
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提出了各种钼酸根阴离子之间的化学平衡与溶液pH值的关系。
( MoO3 ) 11 . The relationship between the chemical balance of variant molybdate anions and the values of pH in solution is presented .
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研究了加硫化氨用氨水调节pH值的方法处理钼酸铵生产中的酸性废水。
Study is made of the treatment of acid effluent from ammonium molybdate plant by addition of ammonium sulfide and pH value control with ammonia spirit .
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研究了用Fe(OH)3吸附法从高含钨的钼酸钠溶液中分离钨的可能性及技术条件。
Study is made of the possibility and technical requirements of separating tungsten from high W-containing Na_2MO_4 solution by Fe ( OH ) _3 adsorption .
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介绍了结晶态钼酸铵不同的SEM形貌及其在动态焙解还原制取钼粉中的应用情况。
Various SEM appearances of ammonium molybdate crystalline and their application in molybdenum powder preparation by dynamic roastdissociation-reduction are introduced in this paper .
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钼酸钠对菌肥的活菌数和pH影响大,钼酸钠不宜作为钼肥添加到根瘤菌剂中。
Natrium molybdate was not suitable to be added into rhizobial inoculant , because of the low viable number and its high effect on pH ( value ) .
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钼酸对番茄幼苗根部酸性磷酸酶活性有强烈的抑制作用,对番茄幼苗Pi吸收速率也有十分明显的抑制效果。
It was also found that molybdate strongly inhibited not only the activities of acid phosphatase but also Pi-uptake rates of tomato seedlings .
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IAD技术在钼酸铅晶体表面镀膜中的应用
Application of IAD technology in the preparation of coating on PbMoO_4 wafer
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利用XRD、IR、DSC和TG对所制备的磷钼酸铵进行了表征,为磷钼酸铵的应用提供了理论基础。
To provide basic data for application of ammonium phosphomolybdate , it is characterised by means of XRD , IR , DSC and TG .
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钼酸胺法测定试验样品植酸酶酶活为977U/mL。
The lyse of the transfected DEF was used to test the activity of phytase by the ammonium molybdic method and it reached to 977 U / mL.
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二苯基碳酰二肼还原-磷钼酸铵-孔雀绿-TritonX-100体系的研究及其应用
Study on Phosphorus-Ammonium Molybdate-Malachite Green-Triton X-100 System With Diphenylcarbazide as Reductant and Its Application
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合成的热固性硼酸、钼酸硅酸改性PF,各项指标符合标准YB/T4131-2005。
The indicators of boric acid , molybdic acid and silicic acid modified thermosetting PFs meet standard YB / T 4131-2005 .
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第五,钼酸铵RLS法测定蛋白质。
Fifthly , a novel assay of proteins was established based on enhanced RLS signal of ammonium molybdate .
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用磷酸锆-磷钼酸铵复合交换剂从动力堆元件废液中提取~(137)Cs的研究
Studies on recovery of ~ ( 137 ) cs from waste solution of power reactor fuels with zirconium phosphate & ammonium phosphomolybdate complex inorganic ion exchanger
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研究了四钼酸铵(AQM)晶体生长速率、反应历程和控制性步骤。
The rate of crystal growth , reaction mechanism and control step of AQM were studied .
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镀液pH值和钼酸根浓度对化学镀Ni-Mo-P沉积速度及镀层结构的影响
The Effect of pH Value and MoO_4 ~ ( 2 - ) Concentration on the Plating Rate and Structure of Electroless Ni-Mo-P alloys
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Dawson型钒代磷钼酸在酮/醇缩合中的催化性能
Catalytic Performance of Vanadium Substituted Dawson Type Molybdophosphoric Acid in Condensation of Acetophenone with Alcohol
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提出了ICP-AES测定纯三氧化钼和钼酸铵粉末样品中Al、Bi、Ca、Cr、Cu、Fe、Mg、Ni、Si、Ti和W等11种痕量元素的分析方法。
The method for the determination of trace elements in high purity molybdenum trioxide and ammonium molybdate by inductively coupled plasma atomic emission spectrometry combined with the matrix matching was studied .
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论述了以钼酸钠作释放剂选择性螫合液定法测定铅的方法,应用于测定铅基合金镀层、Ph-Sn&Cu合金镀层和电镀溶液中铅的含量。
Selective chelatometric determination of Pb with sodium molybdate as releasing agent and its practical application in determination of Pb content in Pb alloy deposit , Pb-Sn-Cu alloy deposit and their plating solutions are described .