Stainless steels& Ferric sulfate-sulfuric acid corrosion test Investigation of Ferric Sulfate-Nickel Sulfate/ γ-Alumina Catalyst in Isobutene Oligomerization GB/T4334.2-1984不锈钢硫酸-硫酸铁腐蚀试验方法异丁烯齐聚催化剂硫酸铁-硫酸镍的性能评价
Method for the determination of iodine in feedstuffs& Ferric thiocyanate-nitric acid catalytic kinetic method GB/T13882-1992饲料中碘的测定方法硫氰酸铁-亚硫酸催化动力学法
Based on aluminium sulphate, ferric sulphate and silicic acid, polysilicate aluminium ferric ( PSAF) being used as a flocculant has been synthesized. 以硫酸铝、硫酸铁、水玻璃为主要原料,制备了聚合硅酸铝铁(PSAF)絮凝剂。
Study on Trace Zinc and Nickel Removal in Ferric Chloride Preparation Technology Using Waste Etchant and Waste Acid 利用蚀刻废液和废酸制取三氯化铁工艺中微量锌镍去除研究有机抗蚀剂去除装置
This paper expounds a new technology which can remove ferric ion from industrial hydrochloric acid using anion resin, and also discusses the technology and parameter. 介绍了树脂法去除工业盐酸中铁及重金属离子的新工艺,讨论了阴离子交换树脂在工业盐酸中除铁的工艺及参数。
A cement resembling putty; made by mixing ferric oxide and boiled linseed oil; is acid resistant. 一种类似油灰的胶泥,由氧化铁和煮沸的亚麻油混合而成,具有抗酸性。
Zinc sulfate heptahydrate was prepared by direct wet chemical method with blende as raw material and ferric sulfate and sulfuric acid solution as way of extraction. 以闪锌矿为原料,用硫酸和硫酸铁溶液作浸取剂,经直接-全湿化学法制备了七水合硫酸锌。
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. 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。
Preparation and Catalyst of Activity of Ferric Solid Acid in Synthesizing Salicylate 铁系固体酸催化剂的制备及催化合成水杨酸酯
The effects of ferric ion hydrolysis on the balance of acid and ester in brandy were investigated in this paper. 研究了白兰地酒中铁离子水解对酯酸平衡的影响。
Must Make Ferric Sulfide Play a Lead Role in Sulphuric Acid Industry 我国应保持硫铁矿在制酸业中的主导地位
The pit mud before the formation of aged pits is in the moderate state of reduction ( Eh: 0~ 200mv) and the deoxidization of large amount of ferric iron coupled with organic acids such as lactic acid could result in pit mud aging. 老窖形成之前的窖池窖泥处于中度还原状态(Eh:0~200mv),三价铁大量还原,在有乳酸等有机酸的参与下,可能出现窖泥老化;
Separation of Ferric Hydroxide Gypsum Precipitated in the Neutralization Process of Acid Mine Drainage by Flotation 中和沉淀中的氢氧化铁和石膏的浮选分离
The aim of this work is to introduce a method of studying the nonmetallic inclusions, especially the ultrafine oxide inclusions in steel by dissolving the ferric matrix in dilute hydrochloric acid ( HCl) and filtering the solution with a special membrane. 介绍了用稀盐酸溶解铁基体后,利用配有特殊滤膜的专用溶剂过滤器,将钢中某些非金属夹杂物与溶液分离的方法。
In this paper, a new raw material-calcium aluminate are used to prepare the polymeric aluminum ferric chloride by reacting with hydrochloric acid and adding Fe3+ in the reacting system. 本文采用了一种新原料&铝酸钙粉与盐酸反应,通过引入Fe~(3+)到反应体系中,制备得到复合的无机高分子絮凝剂聚合氯化铝铁。
Effects of doping metal ions on the pyrolysis product of ferric stearin acid were systematically studied. 系统研究了掺杂金属离子对硬脂酸铁热解产物的影响。
Structure and Property Characterization of Nanoparticles of Ferric Oxide/ Oleic Acid Composites Fe2O3/油酸纳米复合粒子的结构及性能表征
A new method for synthesizing polymeric ferric sulfate ( PFS) which main material are waste sulphuric acid and offscum. 介绍了一种以工业废渣-炼钢烟尘为主要原料,辅以化工厂废硫酸而制成高效无机絮凝剂-聚合硫酸铁(PFS)的新方法。
A great quantity of acid wastewater containing copper and esterification wastewater were drained away in producing saccharin. Copper and polymerization ferric sulphate were prepared from scrap iron filings reaction with acid wastewater containing copper. Esterification wastewater was treated by using polymerization ferric sulphate as flocculant. 糖精生产中要排放大量含铜酸性废水和酯化废水,利用废铁屑与含铜酸性废水作用制备金属铜和聚合硫酸铁,并用聚合硫酸铁作絮凝剂处理酯化废水。
Under high pressure and temperature pyrite is oxidized into sulfuric acid and ferric oxide in the acid solution. 在高温、高压下酸性溶液中,用空气氧化黄铁矿时生成硫酸及三氧化二鉄。
This paper expounds the fundamental rules of removing ferric ions by jarosite and presents results of removing ferric ions from concentrated acid curing-trickle leaching solution of an uranium ore. 本文论述了黄钾铁矾除铁法的基本原理以及用于处理某铀矿石的浓酸熟化-淋滤浸出液中除铁的研究结果。
The functions of acetic acid in the acid treatment of sand stones are systematically analyzed in several aspects such as retardation, stability of ferric ions, corrosion inhibition, acid sludge resistence and buffering property etc. 从缓速性、铁离子稳定性、缓蚀性、抗酸渣性及缓冲性几个方面系统分析了乙酸在砂岩酸化中的功能。
Feasibility Research on Pre-treating Printing and Dyeing Wastewater with Potassium Ferric Acid 高铁酸钾预处理印染废水的可行性研究
1% Ferric chloride test method, Citronellal-hydrochloric acid test method and Ferric chloride-potassium ferricyanide test method for the analysis of phenolic compound and tannin; 酚类化合物和鞣质可用1%三氯化铁试法、香草醛盐酸试法、三氯化铁铁氰化钾试法分析;
Determination of control parameters for producing high quality ferric oxide powder in acid regenerator 酸再生炉氧化铁粉生产控制参数的确定
Using of acid to solubilize samples, using of stannous chloride to reduce most of ferric iron in the acid medium, using of titanous chloride to reduce residual ferric iron, total ferro quantity can be determined by potassium dichromate titration. 采用酸分解试样,在酸性介质中,以二氯化锡还原大部分三价铁,三氯化钛还原剩余三价铁,用重铬酸钾滴定测全铁量。
Removing ferric ions from concentrated acid leaching solution of an uranium ore by jarosite 用黄钾铁矾法从某铀矿浓酸浸出液中除铁的研究
The preparation of polyaluminium ferric chloride from the reaction of sulphur-ferric ore dregs and hydrochloric acid is introduced. 利用硫铁矿渣和盐酸反应制备水处理剂聚合氯化铁铝。
Effects of Ferric Ion Hydrolysis on the Balance of Acid and Ester in Br and y 铁离子水解对白兰地酯酸平衡的影响