针铁矿也叫沼铁矿，它是分布很广的一种铁的氧化物，我们通常所见到的铁锈基本就是由它组成的。
misc. needle ironstone ; rubinglimmer ; xanthsiderite
The adsorption will be enhanced by the goethite-citric acid compound colloid which from the citric acid and goethite interaction.
柠檬酸与针铁矿交互作用时会形成针铁矿-柠檬酸的复合胶体,增强对重金属活性离子的吸附,降低重金属毒性。
参考来源 - 柠檬酸、铁氧化物交互作用对土壤中铜、镉元素形态影响研究Comparison of lab-prepared goethite-kaolinite association with goethite-kaolinite mixture as control was done for analysis of its microstructure and mechanism of its formation.
制备了针铁矿-高岭石复合物,以其混合物为对照,分析了它们的微观结构与形成机制。
参考来源 - 针铁矿·2,447,543篇论文数据，部分数据来源于NoteExpress
用吸附了铬离子的针铁矿进行的二次吸附实验（条件同前）去除率达到80％左右，表明该针铁矿可以重复利用。
Re-adsorption under the conditions ibidem got the removal ratio 80% indicated that the material can be utilized for several times.
黄铁矿、菱铁矿变为褐铁矿、赤铁矿和针铁矿。
The pyrite and siderite associated with the ores have been oxidized into limonite hemitite and goethite .
黄铁矿、菱铁矿变为褐铁矿、赤铁矿和针铁矿。
The pyrite and siderite associated with the ores have been oxidized into limonite hemitite and goethite.
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