Phosphatidylinositol was extracted from Soyabean lecithin using ethanol as solvent.
利用乙醇为溶剂对大豆磷脂中肌醇磷脂进行分离。
Capsorubin was obtained from the same column using ethanol as solvent and its color number is 150.
再用乙醇作溶剂洗脱辣椒红素,脱除溶剂得到红色油状辣椒红素产品,色价为150。
The total flavonoids in golden-pomelo peels was extracted by microwave-assisted extraction using ethanol as solvent.
以乙醇为提取剂,微波辅助提取法提取金柚皮中的总黄酮。
Methods: Ethanol as solvent, using ultrasonic extraction method of total flavonoids in propolis extracted using ultraviolet-visible spectrophotometry of total flavonoids were determined.
方法:以乙醇为溶剂,采用超声提取的方法对蜂胶中的总黄酮进行提取,利用紫外-可见分光光度法对总黄酮的含量进行测定。
The synthesis of hydroxypropyl amophophallus starch by using amophophallus starch and epoxypropane as raw materials, sodium hydroxide as catalyst and ethanol as solvent, was studied in this paper.
以魔芋淀粉和环氧丙烷为原料,以乙醇为溶剂,对羟丙基魔芋淀粉合成工艺进行了研究。
The epoxidation of propylene to propylene oxide, using cumene hydroperoxide as oxidant, molybdenum glycol complex as catalyst and ethanol as solvent, has been investigated.
研究了以钼醇配合物为催化剂,过氧化氢异丙苯为环氧化剂,乙醇为溶剂的丙烯一步氧化制环氧丙烷的反应。
Diphenyl guanidine has been prepared by using of Fe2 O3 as catalyst and 70% ethanol as solvent, and simultaneously the by - product H2S is used to prepare thiourea.
本文提出了在70%乙醇溶剂中以氧化铁作为触煤合成二苯胍,同时回收副产硫化氢合成硫脲的联合制备方法。
For solving the problems of soybean oil extraction using 95% ethanol as solvent, a new oilseed pre-treatment method was proposed.
为解决95%乙醇浸出大豆油工艺中的几个难点,探索了新的油料预处理方法。
Then conjugated linoleic acids were prepared from fungal oil by alkali isomerization using KOH as catalyst and 2-butoxy ethanol as solvent for the first time.
本文首次以曲霉油作为原料,选用乙二醇单丁醚作为溶剂,KOH作催化剂,碱催化异构化法制备共轭亚油酸。
The extraction from them can keep fresh vegetable because of containing phytoncide, and using ethanol and water as solvent, has not anything residues of harmful material in vegetable.
生姜大蒜富含营养素,可食无毒,含有植物杀菌素,其提取物对蔬菜均有保鲜作用,提取用溶剂乙醇和水不会造成任何有害物质残留。
The extraction from them can keep fresh vegetable because of containing phytoncide, and using ethanol and water as solvent, has not anything residues of harmful material in vegetable.
生姜大蒜富含营养素,可食无毒,含有植物杀菌素,其提取物对蔬菜均有保鲜作用,提取用溶剂乙醇和水不会造成任何有害物质残留。
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