硝酸铁

硝酸铁和硝酸铝在己酸异戊酯制备中催化作用探讨

Catalytic Capacity of Ferric Nitrate and Aluminum Nitrate in the Preparation of Iso-Pentyl Caproate

结果选择以活性炭为载体材料、硝酸铁为活化试剂制备饮水复合除砷材料。

Results Active carbon and ferric nitrate were selected to prepare composite material for removal of arsenic in drinking water .

硝酸铁为催化剂大量制备离散Mn2O3纳米管/纤维

Large-scale Synthesis of Isolated Mn_2O_3 Nanotubes / Fibers with Ferric Nitrate as Catalyst

另外一方面，硝酸铁为前驱所得凝胶经超临界乙醇处理后，所得氧化铁气凝胶为γ-Fe2O3以及很大一部分的无定形相。

On the other hand , however , the iron nitrate-derived aerogel consists γ - Fe_2O_3 and a large part of amorphic iron oxide .

以柠檬酸铁或硝酸铁、硝酸锌、硝酸镍和柠檬酸为原料，利用溶胶直接自蔓延燃烧反应成功制备了尖晶石结构的NiZn铁氧体粉末。

Ni-Zn ferrites were prepared with the citrate precursor by self-combustion technique , using ferric citrate or ferric nitrate , nickel nitrate , zinc nitrate , citric acid as the starting materials .

第四章研究了反应温度、氧化时间、硝酸铁的加入量、重结晶时KOH浓度的选择等因素对制备高铁酸盐的影响。

In the fourth chapter , the preparation of potassium ferrate was investigated with respect to reaction temperature , reaction duration , the ratio of iron nitrate in reaction , the best concentration of KOH in recrystallization .

最佳制备条件为以硝酸锌和硝酸铁为前驱体（Zn/Fe摩尔比为2：1），以氨水为沉淀剂（沉淀终点pH值为8.04），采用正加法，焙烧温度450℃，焙烧时间4h。

The suitable preparation conditions were as follows : zinc nitrate and iron nitrate as the precursors , molar ratio of Zn / Fe 1:2 , ammonia as the precipitator , normal mixing manner of the precipitator , precipitation end-point pH 8.04 , and calcination temperature 450 ℃ .

本文分别采用硝酸铁（Fe（NO3）3）和自制乙醇铁（Fe（OC2H5）3）为凝胶前驱体结合超临界乙醇处理，得到两种氧化铁气凝胶。

We used iron nitrate ( Fe ( NO_3 ) _3 ) and iron ethoxide ( Fe ( OC_2H_5 ) _3 ) respectively as precursor of gel . These two kinds of gel then were treated with supercritical ethanol , after that , two kinds of aerogel were obtained .

实验结果表明，硝酸铁是理想的催化剂先驱体。

The experimental results showed that iron nitrate was the ideal catalyst precursor .

铁系催化剂中的硝酸铁具有较高的活性和抑制甲苯不溶物生成的能力；

Iron nitrate in iron series has higher activity than other iron containing in catalysts .

硝酸铁与水杨酸甲酯绿色硝化的选择性及其副产物组成的研究

Regioselectivity and composition of the green nitration products between methyl salicylate and iron (ⅲ) nitrate

柱后衍生溶液为含有高氯酸的硝酸铁溶液，流速为0.25mL/min；

The post-derivatization solution was ferric nitrate solution containing perchloric acid , and flow was 0.25 ml / min.

测定棉籽和棉饼中总棉酚的硝酸铁分光光度法之研究及改进

An Improved Fe ( NO_3 ) _3 Spectrophotometric Method for Determination of Total Gossypol in Cottonseed s and Cottonseed Meals

氯离子与硫氰酸汞和硝酸铁在酸性介质中反应生成红色的络合物，此络合物的吸光度与水中氯离子的含量成正比。

Chloride ion reacts with mercuric thiocyanate and iron ( II ) nitrite in acidic media to form a red complex , and the absorbance corresponding to the complex will be proportional to the concentration of chloride .

硝酸法铁系无铬CO高温变换催化剂的研制

Development of a sulfur - and chromium - free high-temperature water-gas shift catalyst

活性碳纤维表面硝酸-铁（Ⅲ）改性对乳酸菌固定化的影响

Effect of activated carbon fiber modified by HNO_3-Fe (ⅲ) on the immobilization of Lactobacillus

硝酸和铁反应的研究&不同反应条件产物量的变化

Studies on Reation of Nitric Acid and Iron & the Change of Product under Different Condition

本文不但揭示了p阻滞剂阿替洛尔在模拟天然水体中光降解规律，而且发现了腐殖质与其它天然水体成分如硝酸根、铁离子和单壁碳纳米管具有相互的影响。

The paper found the photodegradation law of atenolol in simulated natural water and also discover the interaction between humic substances and other natural water components such as nitrate , iron ions and SWNT .

运用灰色理论的系统分析模型研究叶绿素－b与水温、浮游动物、盐度、溶解氧、酸碱度、磷酸盐、亚硝酸盐、硝酸盐、铁和锰等10个海水理化因子间的关系。

The systematic analytical method of grey theory was used to study the relationships between chlorophyll-b and 10 environmental factors ( temperature , plankton biomass , salinity , dissolved oxygen ( Do ), pH , phosphate , nitrate , nitrite , Fe , and Mn ) in seawater .

以实验室制备的氧化铁、经硝酸和草酸铁改性的活性炭12×40（AC1）为原料，分别制成两种氧化铁/活性炭复合吸附材料（FeO/AC-H和AC/Fe2（C2O4））。

Iron oxide / activated carbon composite adsorbent materials ( FeO / AC-H and AC / Fe_2 ( C_2O_4 )) were prepared with special iron oxide and HNO_3 and Fe_2 ( C_2O_4 )· 5H_2O modified coal-based activated carbon 12 × 40 (( AC ? 1 )) .

本技术在国内外首次提出，硝酸&硝酸铁型印制板退锡剂的循环再生使用新概念，实现了退锡废液的零排放。

It 's the first time to give the new concept in domestic and overseas that nitric acid-ferric nitrated tin-lead stripper can be recycled and reused without waste .

以油桃和葡萄为试材，喷施复合叶面肥72h后，叶片中叶绿体含量、硝酸还原酶活性、铁和锌含量显著提高；

Chlorophyll contents , nitrate reductase activity , iron content and zinc content in the leaves were significantly increased after 72 h after nectarine trees and grapevines sprayed with fertilizers .

为研究硝酸根对颗粒状铁降解三氯乙烯的影响，进行了柱实验和相应的反应铁腐蚀电位测定。

In this study , column experiments , including measurements of corrosion potential , were conducted to determine the effects of nitrate on trichloroethylene ( TCE ) degradation by granular iron .

基于稀硝酸介质中痕量铁（Ⅲ）对过氧化氢氧化甲基橙褪色反应的催化作用，建立了测定痕量铁（Ⅲ）的动力学光度法。

Based on the catalytic effect of trace amounts of iron (ⅲ) on the oxidation of methyl orange by hydrogen peroxide in a dilute nitric acid solution , a new kinetic photometric method for the determination of traces of iron (ⅲ) was established .