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| 1 | Antimony speciation in the environment:Recent advances in understanding the biogeochemical processes and ecological effects显示文摘Antimony(Sb) is a toxic metalloid, and its pollution has become a global environmental problem as a result of its extensive use and corresponding Sb-mining activities. The toxicity and mobility of Sb strongly depend on its chemical speciation. In this review, we summarize the current knowledge on the biogeochemical processes(including emission, distribution,speciation, redox, metabolism and toxicity) that trigger the mobilization and transformation of Sb from pollution sources to the surrounding environment. Natural phenomena such as weathering, biological activity and volcanic activity, together with anthropogenic inputs, are responsible for the emission of Sb into the environment. Sb emitted in the environment can adsorb and undergo redox reactions on organic or inorganic environmental media, thus changing its existing form and exerting toxic effects on the ecosystem. This review is based on a careful and systematic collection of the latest papers during 2010–2017 and our research results, and it illustrates the fate and ecological effects of Sb in the environment. | Mengchang He Ningning Wang Xiaojing Long Chengjun Zhang Congli Ma Qianyun Zhong Aihua Wang Ying Wang Aneesa Pervaiz Jun Shan | 2019 | Journal of Environmental Sciences2019,31,1: | 40 |
| 2 | A review of removal technology for antimony in aqueous solution显示文摘Antimony(Sb)and its compounds,toxic metalloid,have been classified as high-priority pollutants.Increasing Sb released into the water environment by natural processes and anthropogenic activities,which exposure threatens to human health and ecosystems.Therefore,it is of unquestionable importance to remove Sb from polluted water.Keeping in view the extreme importance of this issue,we summarize the source,chemistry,speciation,distribution,toxicity,and polluted situation of Sb about aqueous solution.Then,we provide the recent and common technology to remove Sb,which are based on adsorption,coagulation/flocculation,electrochemical technology,membrane technology,ion exchange,etc.In this review,we focus in detail on the adsorption method,researchers at present have been investigating to discover more advanced,cost-effective,eco-friendly,reusable adsorbents.However,to date the Sb-containing wastewater treatment technologies are not sufficiently developed and most of research have been tested only in controlled lab conditions.Few reports are available that include field studies and applications.We critically analyzed the salient features and removal mechanisms,evaluating benefits and limitations of these technologies,hoping to provide more references for further research.Finally,we considered the Fe-or Mn-based technologies was the most promising technique to remove Sb for field application. | Xiaojing Long Xin Wang Xuejun Guo Mengchang He | 2020 | Journal of Environmental Sciences2020,32,4: | 20 |
| 3 | 聚硫酸铁强化混凝除锑(V)作用机制探讨显示文摘以聚硫酸铁(PFS)为絮凝剂,考察强化混凝去除饮用水源水中五价锑(Sb(V))时原水p H值、PFS投量、共存阴离子(HCO3-和PO43-)及腐殖酸(HA)等对其去除效果影响及作用机制.结果表明,原水p H值对强化混凝过程Sb(V)存在形态及PFS的水解产物有重要影响,表现为较低p H值和较高PFS投量均有利于提高Sb(V)的去除率;由于竞争吸附作用的存在,共存阴离子与HA均对Sb(V)的混凝去除产生负面效应.此外,PFS除Sb(V)过程较为符合准二级动力学模型. | 高源 贺维鹏 施周 童丽 向帆 | 2015 | 中国环境科学2015,35,11: | 14 |
| 4 | 水环境中锑污染及其修复技术研究进展显示文摘锑是一种具有毒性和潜在致癌性的金属元素.作为锑的主要产出国,我国锑开采和冶炼区周围水环境中的锑污染问题日益严重.环境中的锑能通过直接或间接的途径进入到人体,从而危害人体健康.本文概述了锑在水环境中的存在形态和化学行为,总结了目前各国水环境中锑污染现状和主要修复方法的研究进展,并对未来锑研究的方向进行了展望. | 黄艳超 武雪芳 周羽化 卢延娜 王宗爽 | 2015 | 南京师大学报(自然科学版)2015,38,4: | 13 |
| 5 | 水中重金属污染物锑的去除及回用技术研究进展显示文摘综述了水中重金属污染物锑的危害,对近年来国内外水中锑的去除技术和回用技术进行了系统的总结,分析了物理法去除技术、化学法去除技术、生物法去除技术和回用技术的优点与缺点,并设想未来锑处理技术的发展趋势为回用技术为主、去除技术为辅。 | 许锴 王郑 王子杰 林子增 陈蕾 李心悦 刘康乐 | 2019 | 应用化工2019,48,7: | 11 |
| 6 | 微生物处理含锑重金属废水的研究进展显示文摘锑及其化合物是全球性污染物和优先控制污染物,其在水环境中呈现的环境危害已引起了国际科学界的高度关注和忧虑。微生物吸附除锑是目前最安全、经济、环境友好、选择强、避免二次污染的除锑方法与技术。对主要藻类、细菌和真菌等微生物除锑的特性、机理、等温吸附模型与吸附动力学等方面的研究进行了总结与分析,旨在为水体中锑污染控制与治理提供参考。建议今后在以下几个方面加强研究:(1)吸附除锑微生物与锑氧化菌的筛选与鉴定,并基于此进行微生物吸附剂制备及改性制备;(2)锑在微生物吸附剂与水环境体系中的赋存形态、价态转化、迁移转化、去除控制方法等有待进一步研究;(3)微生物吸附材料吸附除锑机理有待借助先进的表征技术进行定性与定量解析,实现优先吸附位点和官能团的优化调控。 | 邓仁健 金昌盛 侯保林 唐智娥 任伯帜 | 2018 | 环境污染与防治2018,40,4: | 10 |
| 7 | Simultaneous removal of arsenic and antimony from mining wastewater using granular TiO_2:Batch and field column studies显示文摘Coexisting arsenic(As) and antimony(Sb) in mining wastewater is a common and great concern. On-site simultaneous removal of As and Sb from mining wastewater was achieved by using a reusable granular TiO_2 column in this study. To evaluate the accuracy of the scale-up procedure, As and Sb adsorption from wastewater was studied in both large(600 g TiO_2) and small columns(12 g TiO_2) based on the proportional diffusivity rapid small-scale column tests(PD-RSSCTs) design. The comparable As and Sb breakthrough curves obtained from small and large columns confirmed the accuracy of the PD-RSSCT theory in the design of large-scale columns. Meanwhile, the consistent As and Sb adsorption results from batch and column experiments suggested that TiO_2 adsorption for As and Sb can be predicted from bench-scale tests. Charge distribution multi-site complexation(CD-MUSIC) and onedimensional transport modeling integrated in the PHREEQC program were performed to study the adsorption behaviors of As and Sb on the TiO_2 surface. Coexisting ions, such as Ca^(2+), Mg^(2+), and Si^(4+), play an important role in As and Sb adsorption, and the breakthrough curves were well simulated after considering the compound ion effects. The results from this study highlight the surface reactions of As and Sb on TiO_2 and provide a practical way for on-site remediation of industrial wastewater. | Shixin Qiu Li Yan Chuanyong Jing | 2019 | Journal of Environmental Sciences2019,31,1: | 8 |
| 8 | Removal of antimonite and antimonate from water using Fe-based metal-organic frameworks: The relationship between framework structure and adsorption performance显示文摘We investigated the adsorption performance of five Fe-based MOFs(Fe-BTC,MIL-100(Fe),MIL-101(Fe),MIL-53(Fe)and MIL-88 C(Fe))for removal of antimonite(Sb(Ⅲ))and antimonate(Sb(Ⅴ))from water.Among these MOFs,MIL-101(Fe)exhibited the best adsorption capacities for both Sb(Ⅲ)and Sb(Ⅴ)(151.8 and 472.8 mg/g,respectively)which were higher than those of most adsorbents previously reported.The effect of steric hindrance was evident during Sb removal using the Fe-based MOFs,and the proper diameter of the smallest cage windows/channels should be considered an important parameter during the evaluation and selection of MOFs.Additionally,the adsorption capacities of MIL-101(Fe)for Sb(Ⅴ)decreased with increasing initial p H values(from 3.0 to 8.0),while the opposite trend was observed for Sb(Ⅲ).Chloride,nitrate and sulfate ions had a negligible influence on Sb(Ⅴ)adsorption,while NO3-and SO42-improved Sb(Ⅲ)adsorption.This result implies that inner sphere complexes might form during both Sb(Ⅲ)and Sb(Ⅴ)adsorption. | Wei Zhang Na Li Ting Xiao Wenting Tang Guangli Xiu | 2019 | Journal of Environmental Sciences2019,31,12: | 7 |
| 9 | 天然黄铁矿吸附去除水中Sb(Ⅴ):性能与机制显示文摘比较了3种铁矿石(黄铁矿、赤铁矿和磁铁矿)对于五价锑[Sb(Ⅴ)]的吸附效果,选用效果最好的黄铁矿作为Sb(Ⅴ)的吸附剂,考察了黄铁矿粒径、投加量和pH对吸附效果的影响.结果表明,当Sb(Ⅴ)初始浓度在90~100μg·L^-1时,黄铁矿粒径200M(过200目筛,<0.074 mm)、投加量1 g·L^-1和pH=7时吸附效果最好,对Sb(Ⅴ)的去除率在80%以上;离子竞争实验结果表明,PO43-对吸附Sb(Ⅴ)有抑制作用,而SO42-和CO32-对吸附Sb(Ⅴ)无明显不利影响,这可能是因为PO43-会与Sb(Ⅴ)竞争黄铁矿表面的活性配位吸附点;准二级动力学模型和Langmuir模型能更好地模拟吸附过程,表明吸附过程是单层吸附行为,主要作用是化学吸附;红外分析表明黄铁矿对Sb(Ⅴ)的去除过程是配位离子交换反应;EDS与XPS数据证实锑被吸附到黄铁矿表面,并且没有被还原成毒性更高的三价锑[Sb(Ⅲ)]. | 石松 吴乾元 李新正 黄满红 | 2020 | 环境科学2020,41,9: | 5 |
| 10 | Characterization and physicochemical aspects of novel cellulose-based layered double hydroxide nanocomposite for removal of antimony and fluoride from aqueous solution显示文摘A series of novel adsorbents composed of cellulose(CL)with Ca/Al layered double hydroxide(CC_(x)A;where x represent the Ca/Al molar ratio)were prepared for the adsorption of antimony(Sb(V))and fluoride(F^(-))ions from aqueous solutions.The CC_(x)A was characterized by Fourier-transform infrared spectroscopy(FTIR),Brunauer–Emmett–Teller(BET),elemental analysis(CHNS/O),thermogravimetric analysis(TGA-DTA),zeta potential,X-ray photoelectron spectroscopy(XPS)and scanning electron microscopy with energy dispersive Xray spectroscopy(SEM-EDX)analysis.The effects of varying parameters such as dose,pH,contact time,temperature and initial concentration on the adsorption process were investigated.According to the obtained results,the adsorption processes were described by a pseudo-second-order kinetic model.Langmuir adsorption isotherm model provided the best fit for the experimental data and was used to describe isotherm constants.The maximum adsorption capacity was found to be 77.2 and 63.1 mg/g for Sb(V)and F^(-),respectively by CC_(3)A(experimental conditions:pH 5.5,time 60 min,dose 15 mg/10 mL,temperature 298 K).The CC_(3)A nanocomposite was able to reduce the Sb(V)and F^(-)ions concentration in synthetic solution to lower than 6μg/L and 1.5 mg/L,respectively,which are maximum contaminant levels of these elements in drinking water according to WHO guidelines. | Hanen Bessaies Sidra Iftekhar Muhammad Bilal Asif Jamel Kheriji Chaker Necibi Mika Sillanpää Bechir Hamrouni | 2021 | Journal of Environmental Sciences2021,33,4: | 4 |
| 11 | Immobilization and transformation of co-existing arsenic and antimony in highly contaminated sediment by nano zero-valent iron显示文摘Arsenic(As)and antimony(Sb)are usually coexistent in mine wastes and pose a great threat to human health.The As immobilization by nano zero-valent iron(n ZVI)is promising,however,the stabilization for co-occurring As and Sb is not known.Herein,the immobilization and transformation of As and Sb in n ZVI-treated sediments were evaluated using complementary leaching experiments and characterization techniques.Raw sediment samples from a gold-antimony deposit revealed the co-existence of ultrahigh As and Sb at 50.3 and 14.9 g/kg,respectively.Leaching results show that As was more efficiently stabilized by n ZVI than Sb,which was primarily due to the soluble fraction that was readily absorbed by n ZVI of As was higher.As the n ZVI treatment proceeds,the oxidation and reduction of As and Sb occur simultaneously as evidenced by XPS analysis.The primary oxidant,hydroxyl radicals,was detected by EPR studies,proving the occurrence of n ZVI induced Fenton reaction.This study sheds light on differences in the interaction and immobilization of n ZVI with Sb and As in co-contaminated sediments. | Jianlong Guo Zhipeng Yin Wen Zhong Chuanyong Jing | 2022 | Journal of Environmental Sciences2022,34,2: | 3 |
| 12 | Sb(Ⅴ)在不同类型土壤上的吸附及其影响因素研究显示文摘鉴于目前有关Sb土壤环境行为的研究相对不足,通过吸附平衡实验研究了Sb(Ⅴ)在我国35种不同类型土壤上的吸附行为,考察了土壤性质对Sb吸附的影响。结果表明,不同性质的土壤对Sb(Ⅴ)的吸附能力存在很大差异,供试土壤中兴化沼泽土(60~80 cm)吸附量最高,是吸附量最低的韶关赤红壤的10倍。土壤理化性质显著影响Sb(Ⅴ)的吸附量,对土壤理化性质和土壤吸附能力(吸附量和分配系数)进行相关性分析发现,Sb(Ⅴ)吸附量与土壤中水合金属氧化物含量,尤其是氧化锰含量,以及阳离子交换量(CEC)、溶解性有机碳(DOC)、全磷(P)含量显著相关。对土壤众多性质进行主成分分析,并对各主成分与吸附能力之间进行多元逐步回归分析可知,土壤富铁铝化程度、氧化锰、全磷等因子可解释吸附量回归模型变异的75%。 | 孙倩 王玉军 范婷婷 刘海龙 宣亮 周东美 | 2016 | 农业环境科学学报2016,35,8: | 3 |
| 13 | 有机聚合物负载水合氧化铁去除水中微量锑显示文摘制备了一种基于壳聚糖(CS)、醋酸纤维素(CA)共混并负载水合氧化铁的多孔复合吸附剂(CS/CA-Fe),并对其进行了表征。同时,分析了对该吸附剂吸附去除水中微量Sb(Ⅴ)的影响因素,探讨了其吸附动力学和等温吸附平衡规律。结果表明,CS/CA-Fe中的铁以HFO的形式存在,SEM显示了其多孔结构及表面均匀覆盖的HFO。当Fe与CS的质量比为3.3%时,CS/CA-Fe对Sb(Ⅴ)的去除率高达99%。p H值增加可降低CS/CA-Fe对Sb(Ⅴ)的去除率。另外,CS/CA-Fe吸附Sb(Ⅴ)是因为壳聚糖质子化对水中微量Sb(Ⅴ)的静电富集作用及水合氧化铁对Sb(Ⅴ)的络合吸附两个过程,同时CS/CA的多孔结构也起了一定的作用。 | 陈慧 杨晶晶 李志萍 白仁碧 | 2017 | 中国给水排水2017,33,13: | 3 |
| 14 | 载铁-锆复合树脂对水中锑的吸附效能研究显示文摘为探讨新型金属氧化物负载型树脂对水中Sb(V)的吸附效能,以D201树脂为载体,制备得到一种铁-锆水合金属氧化物负载型树脂吸附剂,通过静态、动态吸附试验,考察了该吸附剂对水中Sb(V)的吸附效能。研究结果表明,通过化学负载处理,在D201树脂载体上负载有均匀、致密的铁-锆水合金属氧化物吸附层。载铁-锆复合树脂对Sb(V)的最大饱和吸附容量为73.75mg/g。在反应时间为90min内,该吸附剂对水中Sb(V)的吸附快速达到吸附平衡状态。最佳的反应pH值范围为2.82~4.30。水中共存的SO_4^(2-)对该吸附剂的Sb(V)吸附量的影响较为显著,而Cl^-、NO_3^-的影响相对较小。该吸附剂对废水中Sb(V)的去除率达98.9%,出水中残余锑浓度满足《锡、锑、汞工业污染排放标准(GB30770-2014)》中锑的排放浓度限值。 | 刘兴旺 陈建宏 陈健巧 | 2016 | 离子交换与吸附2016,32,3: | 1 |
| 15 | 双道原子荧光光度计测定水样中锑含量显示文摘利用双道原子荧光光度计AFS-2202E检测水样中锑含量,并探讨影响检测效果的各种因素。研究结果表明,锑含量不高于80μg/L时线性关系较好,相关系数可达0.9999,检出限为0.034μg/L,加标回收率为95.2%~99.2%。实验中还发现,设置稳定可靠的仪器条件、采用清洁的试验器具以及试剂现配现用是获得稳定最优检测效果的必要条件。此外,在实验中还应注重维护反应装置,以获得稳定一致的检测结果。 | 柳凤娟 余乐正 | 2016 | 广州化工2016,44,18: | 1 |
| 16 | 絮体动态预负载协同超滤对水中锑(Ⅴ)的去除机制显示文摘预负载絮体层具有吸附和截留的作用,在超滤膜表面预负载絮体后能强化去除水中的锑(Ⅴ)。研究结果表明,不同预负载絮体含固率条件下,混凝/絮体预负载超滤(CFPLU)工艺的出水锑(Ⅴ)浓度均低于5μg/L,且当絮体含固率为0.15%时,锑(Ⅴ)去除率高达97.29%;预负载絮体层能作为超滤膜表面的屏障,减少超滤膜接触污染物的机会,进而缓解膜污染,这也为饮用水厂剩余污泥的处置提供了新思路,可实现污泥的资源化利用。 | 姚萌 冉治霖 卢文静 贺维鹏 | 2020 | 中国给水排水2020,36,13: | 1 |
| 17 | HCO-(Fe_(3)O_(4))_(x)复合吸附剂吸附去除Sb(Ⅲ)和Sb(Ⅴ)的差异及机理显示文摘采用共沉淀法将Fe_(3)O_(4)掺杂在富含铈研磨抛光污泥(Hydrous cericoxide,HCO)中制备出一种新型HCO-(Fe_(3)O_(4))_(x)复合吸附剂,分别以Sb(Ⅲ)和Sb(Ⅴ)为处理对象,考察了Ce和Fe的摩尔比、pH、投加量和时间对HCO-(Fe_(3)O_(4))_(x)吸附除锑的影响,并研究了不同n(Ce)/n(Fe)时的等温吸附模型、吸附动力学和吸附机理。结果表明:当n(Ce)/n(Fe)为1:0.67和1:1、pH为3和2、温度为35℃条件下,HCO-(Fe_(3)O_(4))_(x)对Sb(Ⅲ)和Sb(Ⅴ)的最大吸附量分别可以达到46.00 mg/g和58.34 mg/g,能有效去除水中的锑离子;HCO-(Fe_(3)O_(4))_(x)吸附Sb(Ⅲ)和Sb(Ⅴ)过程均符合Langmuir等温吸附模型和准二级反应动力学模型,以化学吸附为主。EDS、XRD和XPS等表征结果显示:HCO与Fe_(3)O_(4)的复合制备提高了比表面积并形成了FeCe_(2)O_(4)、FeOOH、Fe_(3)O_(4)和Fe2O3等无定型铁氧化物,为吸附过程中Fe-O-Sb和Ce-O-Sb络合物的形成提供了条件,从而促进了Sb(Ⅲ)和Sb(Ⅴ)的吸附去除。 | 邓仁健 陈依琳 张俊 任伯帜 周赛军 解付兵 | 2022 | 中国有色金属学报2022,32,5: | 1 |
| 18 | 抛光污泥掺杂Fe3O4复合微球吸附剂对Sb(Ⅲ)的吸附性能研究显示文摘为去除水中Sb(Ⅲ),采用改进的共沉淀法制备抛光污泥掺杂Fe3O4吸附剂(HCO/Fe3O4),并采用海藻酸钠(SA)固化交联形成HCO/Fe3O4复合微球吸附剂(SAB);利用吸附序批实验考察了pH、温度和共存离子对SAB吸附Sb(Ⅲ)效果的影响。结果表明,制备SAB的HCO/Fe3O4和SA最佳质量分数分别为2.5%和2.0%。在pH为7,温度为25℃时吸附72 h,投加4.0 g/L SAB对初始质量浓度为20.0 mg/L的Sb(Ⅲ),去除率达到80%以上。NO-3和SO2-4对SAB吸附Sb(Ⅲ)没有显著影响,而10 mmol/L PO3-4对SAB吸附Sb(Ⅲ)有微弱的促进作用。SAB对Sb(Ⅲ)的吸附符合Langmuir模型和准二级动力学模型,吸附过程结合了化学吸附(离子交换)与物理吸附(扩散反应)作用。 | 张俊 邓仁健 唐智娥 任伯帜 | 2020 | 环境污染与防治2020,42,3: | 0 |
| 19 | 含锑废水深度处理技术研究与中试示范显示文摘以某锑制品厂混凝沉淀处理后的低浓度含锑废水为吸附对象,在小试中通过单因素实验得到最佳吸附条件,再通过动态化吸附和再生实验确定深度处理磁分离技术的最佳工艺参数。该技术使出水的锑质量浓度能稳定达到排放标准(5μg/L)。小试结果表明,在铁基Fenton改性磁性吸附剂(AFS350)投加2.0 g/L,吸附1.0 h,搅拌速度200 r/min的条件下,出水锑的质量浓度降为0.004 mg/L。中试结果表明,AFS350投加3 g/L,搅拌速度300 r/min,吸附2.0 h后,锑的去除率高达98.91%。此工艺技术实现了磁性吸附材料全自动分离回收及再生利用,同时具有较高的经济效益和可持续发展的潜力,为工业含锑废水的深度处理提供了一种可行方案。 | 陈韬 付广义 钟宇 李琼花 田石强 成应向 | 2023 | 工业水处理2023,43,8: | 0 |
| 20 | 新型电芬顿反应器处理酸性矿山废水中的Sb(Ⅲ)显示文摘为了高效地去除酸性矿山废水中的Sb(Ⅲ),采用一种基于电芬顿反应的新型反应器进行处理。探讨了新型反应器各项性能(去除率、能耗、·OH产量)的优势;分别考察了电流强度、pH、板间距、曝气速率、电解质浓度对Sb(Ⅲ)去除效果的影响;使用水杨酸和苯醌对电芬顿体系中Sb(Ⅲ)的去除机理进行了分析;并探究新型电芬顿反应器对实际废水中的Sb(Ⅲ)处理效果。结果表明:与吸附、电氧化、传统电芬顿法相比,新型反应器在Sb(Ⅲ)的处理中更加高效,并且能耗更低,通过阴极旋转能够提高·OH的产量,增强电芬顿反应氧化能力;在电流强度为120 mA,pH为3,板间距为2 cm,曝气速率为90 mL·min^(-1),电解质浓度为100 mg·L-1的最佳反应条件下,Sb(Ⅲ)废水去除率接近100%;在电芬顿反应体系中,·OH和HO_(2)·能够共同促进Sb(Ⅲ)的去除;通过该反应器处理实际废水,Sb(Ⅲ)去除率能够达到89%。以上结果可为新型电芬顿反应器高效处理含Sb(Ⅲ)的酸性矿山废水提供参考。 | 柴友正 秦普丰 高山 吴志斌 李天佑 戴之健 | 2021 | 环境工程学报2021,15,1: | 0 |