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- The technology and test results for the preparation of non-iron aluminium sulfate by primary amine extraction method are introduced.The technical and economical status of the process are also stated. 介绍了用伯胺直接从铝土矿的硫酸浸取液中萃取分离铁生产无铁硫酸铝的工艺研究内容和结果,并介绍了工艺技术经济状况。
- Study on manufacturing non- iron aluminium sulfate by primary amine extraction method 伯胺萃取法生产无铁硫酸铝工艺研究
- Commercial sodium lignosulfonate (raw SL) was purified with ionic-resin method, ultrafiltration, long chain aliphatic amine extraction and solvent extraction. 摘要以粗木质素磺酸钠为原料，采用树脂法、超滤法、长链胺法和溶剂萃取法对其进行了提纯。
- Methods: The improved CTAB DNA extraction method. 方法:改良CTAB法。
- 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。
- 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。
- 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。
- Objective To study the SFE-CO2 extraction method for Huoxiang Zhengqi Fang. 摘要目的考察SFE-CO2萃取法提取藿香正气方挥发性成分的可行性。
- Tamada, J.A., and King, C.J., 1989, "Extraction of Carboxylic Acids by Amine Extracts", Report LBL 25571, Lawrence Berkeley Laboratory / Berkeley, CA, Jan (1989). 黄文涛，"三正辛胺萃取柠檬酸之平衡与动力学研究"，私立元智工学院硕士论文，（1994）。
- Conclusion SFE-CO2 extract method Huoxiang Zhengqi Fang by for is feasible. 结论SFE-CO2萃取法提取藿香正气方中挥发性成分是可行的。
- STUDY ON THE EXTRACTING METHOD OF RED PIGMENT IN S.SINENSE ROXB. 甘蔗皮红色素提取工艺的研究。
- The extraction rate was higher with the ion resin exchange method than the ethanol extraction method. 中提取生物碱,离子交换法较乙醇提取法的提取率为高。
- The macroreticular resin to adsorb leucomycin( LM) as the better method to replace the solvent extraction method was designed. 用大孔网状树脂吸附法代替溶媒萃取法,分离纯化柱晶白霉素。
- The sample was extracted with methanol by the ultrasonic extraction method. 样品用甲醇超声提取。
- Results showed that GMO DNA extraction method was better than CTAB method, but both DNA template were suitable for PCR amplification. 结果表明:GMO试剂盒提取法和改良CTAB两种方法的DNA质量无明显差异,采用CTAB法所提取DNA质量较好,能够满足进一步PCR扩增的需要。
- Study on extracting method of flavonoid from leaves of cerasus pseudocerasus L. 樱桃叶总黄酮的提取工艺研究。
- 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。
