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- An ultrasound bath extraction technique was applied in the modified BCR sequential extraction method for lead speciation in sediments. 研究了超声波水浴提BCR顺序提取法在铅形态分析中的应用,优化了水系沉积物样品铅的各分步提取时间。
- THE MODIFIED BCR SEQUENTIAL EXTRACTION METHOD FOR LEAD SPACIATION IN SEDIMENTS 改进BCR法在分析水系沉积物样品铅形态中的应用
- Keywords organic chloride pollutants;Microbial Community;PFU method;sequential extraction method;cell-fixing;Yar Lake;Donghu lake; 有机氯污染物;微型生物群落;PFU法;分步萃取法;细胞固定化;鸭儿湖;东湖;
- sequential extraction methods 连续提取
- Methods: The improved CTAB DNA extraction method. 方法:改良CTAB法。
- A sequential extraction procedure was developed for fractionation of rare earths in soil.RE forms in 20 types of soils have been studied using this method. 本文提出了土壤中稀土元素形态分组的方法，对我国20种土壤中稀土元素形态分组特征进行了评价。
- The BCR sequential extraction proce dure is applied to the speciation of heavy metals(Cu,Fe,Mn,Ni,Pb and Zn)in lake sediments of Core MS in Lake Taihu,and the error analysis of BCR method is also performed. 采用BCR三步提取法对太湖MS岩芯沉积物中Cu、Fe、Mn、Ni、Pb和Zn等6种重金属元素的化学形态进行了研究。
- Conclusion: The SBE is the best extraction method in preparation... 结论:乙肝颗粒剂以采用SBE法提取为佳。
- The speciations of heavy metals(Cu,Pb,Zn,Cd and Cr )in sediments from Lake Taihu are analyzed using a sequential extraction proce dure. 用连续提取法分析了太湖沉积物5种重金属的地球化学形态,对地球化学形态的组成和地理特征进行了分析研究。
- The Different Extraction Methods of Polysaccharide from Shennong Portulace NO. 沈农一号马齿苋的多糖提取方法研究。
- Sequential extraction procedure was used for the extraction of the vertical of phosphorus form in the sediment of the Fuzhou West Lake. 采用化学连续提取法对福州西湖两个柱状沉积物样品中垂向不同形态磷进行分级提取分析。
- A study on extraction methods of endogenous IAA and ABA in tea plant. 茶树内源激素IAA和ABA提取方法研究
- Phase distributions of heavy metals in pyrite were analyzed by inductively coupled plasma mass spectrum with sequential extraction procedure. 以分级提取-电感耦合等离子体质谱考察了黄铁矿中重金属的相态分布。
- Two sequential extractions lead to different results because of variation in methods.BCR procedure is an ideal method in terms of operation. 两种连续性抽出法由于方法不同导致结果差异，而BCR法以实验操作的观点来说较理想。
- Exploration of Microscale Extraction Method of Rutin from Sophara Japonica L. 槐花米中提取芦丁的微型实验探讨。
- Soil samples were collected from Yama Mountain area in Urumqi,and Tessier sequential extraction procedure was used to extract different chemical forms of soil Fe and Mn. 以乌鲁木齐雅马里克山的土壤为研究对象,采用Tessier连续提取法对土壤铁、锰各种化学形态进行浸提。
- Objective:To establish a new extraction method for aflatoxin B1 in rice. 目的:建立一种超声波快速提取大米中黄曲霉毒素B1的方法,并对提取方法的回收率和准确度进行评价。
- The method is an improved block-based IDC key frame extraction method. 传统的视频检索的关键帧提取方法分析、比较和检验。 改进的关键帧提取方法的提出及相应的实验数据。
- Extraction method of landfill gas was introduced based on practice experience. 并根据实践经验介绍了抽取填埋气体的方法。
- A degree-based transition region extraction method (D-TREM) was proposed. 摘要提出一种基于度信息的图像过渡区提取与分割算法。
