硫化镍精矿氯气浸出—净化—电积工艺作为镍提取冶金的新方向,其净化过程大多采用溶剂萃取方法。
As a new method of nickel extractive metallurgy, the process of chlorine leaching purification electrolysis for nickel sulphide concentrate usually USES solvent extraction as its purification.
制备儿茶素的方法很多,但目前工业化制备技术主要集中于溶剂萃取法和金属离子沉淀法。
Although there are many ways to prepare tea catechins, the solvent extraction and the iron-precipitation are mainly applied in the industrial technology.
本文介绍了溶剂萃取、离子交换、电解精炼和区域熔炼等冶金提纯方法在高纯铁制备过程中的应用。
The methods of preparing high purity iron include solvent extraction, ion exchange, electrolytic refining, zone melting, and so on.
方法:溶剂萃取热力学平衡法。
采用溶剂萃取和吸附精制的方法对山城紫苕中的天然色素进行提取和分离。
The natural pigments from purple potato of Shancheng were extracted and analysed by solvent extraction and adsorption.
本文简要介绍了溶剂萃取法等几种分析方法的原理和效果。
This paper details in the principle and effect of several methods such as the solvent extraction.
本文介绍了一种新型的全自动萃取方法-快速溶剂萃取(ASE)技术,以及它在农药残留分析中的应用。
This article introduced a new method of automatic extraction Accelerated Solvent Extraction (ASE), and its principle and application for residual analysis of pesticides.
对土壤样品中吡虫啉快速压力溶剂萃取技术(PSE)与传统提取方法(超声波萃取、振荡提取和索氏萃取)进行了对比研究。
Pressurized solvent extraction (PSE) of imidacloprid in soil comparing to traditional method such as ultrasonic extraction, shaking extraction and Soxhlet extraction were studied.
方法首先用溶剂萃取结合大孔吸附树脂分离,然后用硅胶柱精制提取。
Methods Silica gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.
然后采用酸溶、碱化、有机溶剂萃取的方法对所得粗品进行了精制。
At last we got coarse alkaloids after concentration. Then we refined it through acid dissolution alkalization and extraction by organic solvent.
同时建立了一种有效的溶剂萃取、浓缩超稠油中酸性组分的分离方法,并探讨了适宜的萃取条件。
Meanwhile, an effective method of obtaining acidic components from heavy oil by solvent extraction was provided and the suitable extraction condition was explored.
方法通过络合溶解、溶剂萃取、光度法测量的联用,测定水杨酸的量,再换算成水杨酸铜的含量。
METHODS By combinaton of complexing dissolution, solvent extraction and photometric measurement, the amount of salicylic acid was first obtained and then converted to the content of copper salicylate.
本发明涉及一种通过脂族溶剂萃取将石油源废油再生的方法。
The invention relates to a method of regenerating used oils of petroleum origin by means of extraction with aliphatic solvents.
列举了溶剂萃取法、微波法和超临界CO2流体萃取等典型的提取精制方法,并简要介绍了辣椒碱的应用前景。
Some typical methods are enumerated such as solvent extraction, microwave and supercritical CO2 fluid extraction. furthermore, the perspective of its utilization is briefly introduced.
建立了快速溶剂萃取-气相色谱法同时测定含脂羊毛中47种有机磷杀虫剂残留量的方法。
This study developed a method for simultaneous determination of 47 organophosphorous pesticides in greasy wool by accelerated solvent extraction (ASE) coupled with GC-NPD.
本文研究从荆芥穗中提取回收聚苯乙烯所需的柠檬烯,其方法是溶剂萃取。
Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
溶剂萃取技术作为一种有效的提取分离方法在铂族金属二次资源的回收中得到广泛重视。
Solvent extraction technique has been widely used in the recovery of platinum metals from secondary resources due to its strong extraction and separation ability.
利用三种方法对牡丹籽进行萃取:机械压榨法、有机溶剂萃取法、超临界CO_2萃取法提取牡丹籽油。
The use of three methods for extraction of peony seeds Mechanical crushing extraction method, Organic solvent extraction method, Supercritical CO_2 extraction method.
脱除环烷酸的方法一般可有化学萃取、溶剂萃取、 吸收等。
Methods of the removal of naphthenic acid are chemical extraction, solvent extraction absorption, and so on.
同时提出了溶剂萃取再生催化剂的方法。
Solvent extraction for regeneration of catalyst was proposed.
液膜分离技术结合了固体膜分离法和溶剂萃取法的特点,是一种新型的膜分离方法。
It is a new membrane separation technique combining the advantages of solid membrane separation and solvent extraction.
溶剂萃取法是分离提纯稀土的一种有效方法,由于萃取剂的不同导致萃取分离稀土元素的效果不一。
Solvent extraction is a kind of effective method in separating and purifying rare earth. The result of extraction and separation of different extractants is different.
方法应用有机溶剂萃取,GC/MS检验。结果能有效提取、检验生物检材中吡氟氯禾灵(甲酯)。
Method biological samples were extracted with the organic solvent and analyzed with GC/MS, Results Haloxyfop-R-methyl in biological samples was detected.
方法没食子药材经不同提取方法提取后,各滤液经不同溶剂萃取得鞣质。
Methods Tannins were extracted from the crude extracts of Galla Turcica with different solvents.
方法:用纯净水提取,溶剂萃取,大孔吸附树脂和硅胶柱色谱分离等方法分离并纯化亚麻根的微量成分,通过波谱分析鉴定化合物的结构。
Method: Isolation and purification of the trace constituents were carried out mainly by solvents extraction and macroporous adsorbing resin and silica gel column chromatography.
相比目前常用的有机溶剂萃取的样品处理方法,该方法显示了步骤简单、待分析物损失量小和快速灵敏的优点。
Compared with common sample pretreating method of organic solvent extraction, this method showed the advantages of simple procedure, very little loss of analyzed sample, rapidity and sensitivity.
相比目前常用的有机溶剂萃取的样品处理方法,该方法显示了步骤简单、待分析物损失量小和快速灵敏的优点。
Compared with common sample pretreating method of organic solvent extraction, this method showed the advantages of simple procedure, very little loss of analyzed sample, rapidity and sensitivity.
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