砷化鐵 的英文怎麼說
中文拼音 [shēnhuàtiě]
砷化鐵
英文
arsenical iron-
Such complexes might have affinity for detrimental inorganic oxyanions such as arsenate, a common toxic contaminant in soils. the purpose of this study is to investigate the influence of environmental conditions on the adsorption of arsenate on fe - oxyhydroxide - monlmorillonte complexes, which is significant to agrology, geochemistry and environmental science
本研究即以南方的土壤環境條件為參考,模擬在ph = 5時的酸性氧化條件下,土壤中低聚合羥基鐵?蒙脫石復合體的形成、物化性特徵及其吸附砷酸根陰離子的行為。Methods for chemical analysis of ferrotitanium - the persulfate - arsenite volumetric method for the determination of manganese content
鈦鐵化學分析方法過硫酸鹽-亞砷酸鹽容量法測定錳量Electrochemical aspects of oxidation of arsenopyrite in the presence and absence of thiobacillus ferrooxidans
無菌和有菌體系下砷黃鐵礦氧化的電化學The arsenate is usually formed in oxidation zones in contact with the atmosphere and free oxygen, and arsenic will precipitate with ferric hydroxide.
在與大氣和游離氧接觸的氧化帶中,常形成砷酸鹽,而且砷與氫氧化鐵一起沉澱。According to the bgs, the arsenic is adsorbed onto particles of iron oxyhydroxide, which are reduced by organic extracts in the water itself, releasing arsenic
這個由英國地質調查所提出的還原假說認為,砷吸附於含水氧化鐵的顆粒上,含水氧化鐵則被水中的有機物質還原而釋放出砷。Methods for chemical analysis of iron, steel and alloy. the hypophosphite reduction - iodimetric method for the determination of arsenic content
鋼鐵及合金化學分析方法次磷酸鈉還原-碘量法測定砷量An early hypothesis by chakraborti holds that the arsenic is associated with iron pyrites and enters the aquifers by an oxidation process
加卡波狄較早提出的一個假說認為,砷與黃鐵礦結合併透過氧化作用進入含水層。Chemical analysis methods for acid slay of cupola. determination of manganous oxide by volumetric method using sodium arsenite - sodium nitrite
鑄造化鐵爐酸性爐渣化學分析方法.亞砷酸鈉-亞硝酸鈉容量法測定一氧化錳量The methods for chemical analysis of zinc and zinc alloys - the determination of lead, cadmium, iron, copper, tin, aluminium, arsenic, stibium, magnesium lanthanum and cerium contents - the inductively coupled plasma - optical emission spectrometric method
鋅及鋅合金化學分析方法鉛鎘鐵銅錫鋁砷銻鎂鑭鈰量的測定電感耦合等離子體-發射光譜法Method for the determination of iron in arsenic trioxide for export
出口三氧化二砷中鐵的測定方法Abstract : for the high arsenic sulfide gold ore of a mine in tongling, anhui, a scheme of preferential separation of gold is suggested, in which bleaching powder is used as the oxidizing agent for separating arsonopyrite from pyrite and good separation perfermances can be achieved
文摘:針對安徽銅陵某礦含金高砷硫化礦石,提出了優先選金方案,採用漂白粉作氧化劑使毒砂與黃鐵礦分離,取得了較好的分選指標。In 2005, 61 physical and chemical parameters were measured and analysed in sediments. these included particle size, electrochemical potential as highly anoxic sediment with negative potential is related to organic pollution, chemical oxygen demand which indicates organic pollutants, total sulphide inorganic constituents, source of the unpleasant - smelling gas hydrogen sulphide, 15 metals and metalloids aluminium, arsenic, barium, boron, cadmium, chromium, copper, iron, lead, manganese, mercury, nickel, silver, vanadium and zinc, and trace toxic organics pahs and pcbs - 16 compounds and 18 congeners respectively
2005年,沉積物監測包括分析61種物理及化學參數,其中有粒子大小電化學勢有機污染促使沉積物缺氧,而讓電化學勢呈負數值化學需氧量顯示有機污染程度總硫化物無機物,是造成難聞氣體硫化氫的主因15種金屬及準金屬鋁砷鋇硼鎘鉻銅鐵鉛錳汞鎳銀釩及鋅和痕量毒性有機物多環芳烴及多氯聯苯分別為16種復合物及18種同質物。Methods for chemical analysis of iron, steel and alloy. the distillation - molybdenum blue spectrophotometric method for the determination of arsenic content
鋼鐵及合金化學分析方法蒸餾分離-鉬藍分光光度法測定砷量They have different properties from montmorillonite and fe oxyhydroxides such as larger specific area, different surface potential, etc. under the acidity, temperature and other conditions ( initial arsenate concentration, ion strength, duration of adsorption ) simulated to that of soil in tropical and sub - tropical area, the adsorption of arsenate on the prepared fe - oxyhydroxide - montmorillonite complexes were conducted
在參考實際土壤ph值和離子強度的條件下,分別以ph值、砷初始濃度、離子強度、吸附時間、吸附溫度為影響因素,進行了低聚合羥基鐵?蒙脫石復合體、蒙脫石原樣及水合氧化鐵吸附砷酸根離子的對比實驗;並用正交實驗方法,進一步研究了上述因素對復合體砷吸附能力的相對影響程度。The correlations between the arsenate uptake ability of fe - oxyhydroxide - montmorillonite complexes and the duration of adsorption, initial concentration of arsenate, ion strength of the solution, acidity and temperature of environment are investigated and compared to the adsorption of arsenate on to montmorillonite and fe oxyhydroxide. results stow that fe - oxyhydroxide - montmorillonite complexes have a strong affinity for arsenate species under experimental conditions, which is supposed to influence the behavior of arsenate in soil
結果表明,蒙脫石復合體對砷酸根離子的吸附能力雖然略弱於水合氧化鐵,但卻明顯強于原鈣蒙脫石;吸附時間和砷初始濃度是影響復合體砷吸附量的主要因素;對于陳放時間不同的復合體來說,隨著復合體中鐵含量的增加,其對砷的吸附率及吸附容量均增大。Methods for chemical analysis of tin - lead solders - determination of copper, iron cadmium, silver, gold, arsenic, zinc, aluminium, bismuth, phosphorous content
錫鉛焊料化學分析方法銅鐵鎘銀金砷鋅鋁鉍磷量的測定Industrial pollution has been a problem in certain areas of hong kong, and 12 parameters relating to metals and metalloids were initially used in 1986 to measure the degree of such pollution. these parameters are aluminium, arsenic, boron, cadmium, chromium, copper, iron, mercury, manganese, nickel, lead, and zinc. in 1997, another seven were added antimony, barium, beryllium, molybdenum, silver, thallium, and vanadium, making a total of 19
香港部分地區多年來一直受工業污染的困擾, 1986年河溪水質監測計劃推行初期我們用12項金屬及準金屬參數來檢驗工業污染水平:鋁砷硼鎘鉻銅鐵汞錳鎳鉛及鋅其後在1997年起另添加了七項新參數:銻鋇鈹鉬銀鉈及釩,監測的參數共19項,此外並測試了四項與工商業污染有密切關系的參數,即氰化物總量氟油脂及洗滌劑。Methods for chemical analysis of iron ores - the extraction separation - molybdenum blue photometric method for the determination of arsenic content
鐵礦石化學分析方法萃取分離-砷鉬藍光度法測定砷量Methods for chemical analysis of iron, steel and alloy - the sodium arsenite - sodium nitrite titrimetric method for the determination of manganese content
鋼鐵及合金化學分析方法亞砷酸鈉-亞硝酸鈉滴定法測定錳量分享友人