采用溶剂萃取法和柱色谱法相结合的工艺,从大豆油脚中制备肌醇磷脂,研究了不同洗脱剂对柱色谱分离脑磷脂和肌醇磷脂效果的影响。
The soybean phosphatidylethanolamine and phosphatidylinositol were prepared by combining methods of solvents extraction and silica gel column chromatography from soybean oil sediment.
考察了聚合温度、体、联剂和溶剂萃取树脂对高吸油性树脂吸油性能的影响。
The effect of polymeric temperature, monomers, crosslinking agents and solvent -extraction on absorbency of high oil - absorbent resin were investigated.
考察了聚合温度、单体、交联剂和溶剂萃取树脂对高吸油性树脂吸油性能的影响。
The effect of polymeric temperature, monomers, crosslinking agents and solvent-extraction on absorbency of high oil-absorbent resin were investigated.
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.
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.
结果表明,加夹带剂的超临界CO 2流体萃取法的提取率约提高为传统溶剂萃取法的1.25倍。
Results showed that the extraction rate of supercritical CO2 fluid extraction with entrainer was about 1. 25 times as that of traditional solvent extraction.
快速溶剂萃取法的萃取剂为1%磷酸(体积比)溶液,较之传统有机溶剂,操作时更为方便和安全。
The solvent was 1% (vol) phosphoric acid, which is more safe and environment-friendly than traditional organic solvents.
并对各种类型的萃取剂萃取钯的优缺点做了评述,指出了溶剂萃取法回收钯的发展前景。
Advantages and disadvantages of several sorts of extractions were introduced. The development to palladium recovery with solvent extraction in the future was analyzed.
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.
为对湿法磷酸进行净化脱氟 ,用胺类溶剂作萃取剂 ,煤油作稀释剂 ,对湿法磷酸进行了溶剂萃取脱氟的工艺研究。
Using paraffin amine as dissolvent and kerosene as diluent for the purification and defluorination of wet process phosphoric acid by solvent extraction was studied.
为对湿法磷酸进行净化脱氟 ,用胺类溶剂作萃取剂 ,煤油作稀释剂 ,对湿法磷酸进行了溶剂萃取脱氟的工艺研究。
Using paraffin amine as dissolvent and kerosene as diluent for the purification and defluorination of wet process phosphoric acid by solvent extraction was studied.
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