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- CGA content was raised from 5.5% to 37.72% by use of ethanol precipitation and extraction in combination. 采用醇沉、萃取复合工艺可将粗粉中绿原酸含量从5.;5提高到37
- AIM: To test the effect of ethanol precipitation on the purifying technology of chlorogenic acid (CGA). 目的:测定醇沉对绿原酸纯化工艺的影响。
- Analysis of Available Active Substance in Crude Ethanol Precipitation of Mulberry Syncarp[J]. 引用该论文 刘朝良;孙辉;尹志亮;李锋;张军;魏国清;邵引刚;周炎.
- Methods The polysaccharide in Capparis spinosa L was extracted with water and ethanol precipitation. 方法:通过水提醇沉法得到多糖,并用剩余碘量法测定精制后多糖的含量。
- Konjacmannan was purified from the crude kojacmannan powder by ethanol precipitation. 以魔芋粉为原料,经三级醇溶去杂工艺,得纯化魔芋葡甘聚糖;
- Crude polysaccharide was obtained from Agaricus blazei Murill fruiting body by hot water extraction, ethanol precipitation and pronase treatment. 从巴西蘑菇子实体中提取的水溶性粗多糖经过脱蛋白、脱色等步骤获得半纯品多糖。
- Methods Si-Wu-Tang was fractionated by ethanol precipitation, extraction, and macroporous adsorption resin chromatography. 方法四物汤部位分离采用醇沉法、萃取法和大孔吸附树脂法。
- The extracting conditions of pectin from akebia trifoliate koiaz peels with the ways of ethanol precipitation or FeCl3 solutions were studied. 以三叶木通果皮为原料,分别采用乙醇沉析法和铁盐沉淀法探讨了提取果胶的最佳工艺。
- Pectin of orange bark was extracted by acid hydrolysis ethanol precipitation at different marinating time, pH and temperature conditions. 利用酸性水解乙醇沉淀法提取果胶,分别测定了不同的浸泡时间、酸碱度及水解温度对果胶产率的影响。
- The different extaction methods of polysaccharide, hot water extraction and ethanol precipitation method, ether soak method and enzyme hydrolysis were compared. 分别采用热水法、级醇法和酶法从沈农一号马齿苋中提取有效成分多糖并测定其含量。
- The factors that influence the decolorizing effects of activated carbon were studied and the influence of ethanol precipitation method on product was discussed in the paper. 本文对影响活性炭脱色效果的几个因素进行了研究;并探讨了无水乙醇沉淀法对产品产率的影响,获得了活性炭脱色与无水乙醇沉淀的最佳工艺条件。
- Isopropanol pellets have a glassy appearance and may be more difficult to see than the fluffy, salt-containing pellets that result from ethanol precipitation. 以利于用移液管移吸上清，不会搅动沉淀。
- MethodsThe polysaccharides of Portulaca oleracea were obtained through hot water extraction and ethanol precipitation,which content was determined by phenol-vitriolic colorimetry. 方法以水提醇沉法提取马齿苋多糖,采用苯酚-硫酸法测定其含量。
- Methods The Soxhlet extractor method was adopted for the extraction of pigments, and acid extraction and ethanol precipitation method was used for the preparation of pectin. 方法用索氏提取法提取色素,酸提取乙醇沉淀法制取果胶。
- The crude polysaccharide DE was extracted from dried fruitbodies of Dictyophora echinovolvata by hot water extraction, ethanol precipitation and deproteinization with protease method and Sevag method. 棘托竹荪 (DictyophoraechinovolvataZang ,ZhengetHu)子实体干品经热水抽提 ,乙醇沉淀 ,蛋白酶法和Sevag法去蛋白后得粗多糖DE。
- The crude preparation was obtained by ultrafiltration, three volumes of ethanol precipitation and acetone drying, and purified by resin 122#(H), Amberlite resin IR-45(OH) and Sephadex G-150 chromatography. 发酵液经超滤浓缩、乙醇沉淀、弱酸性阳离子交换树脂和弱碱性阴离子交换树脂去杂蛋白后,又经Sephadex G-150纯化得到PG。 PG经醋酸纤维膜电泳、聚丙烯酰胺凝胶电泳和Sepharose 4B柱层析,证明是单一均匀的糖蛋白。
- Methods Microwave technique applied in polysaccharides of capillary artemisia were obtained by hotwater extraction and ethanol precipitation，content determination with phenol-vitriolic colorimetry. 方法运用微波技术用水提醇沉法提取茵陈多糖，用酚-硫酸比色法测定多糖含量。
- Then precipitating like a rainbow. 沉淀着彩虹似的梦。
- Water decoction and ethanol precipitation 水煎醇沉
- A big drum puts water, reluctantly available after precipitating. 另有一个大铁桶装水,沉淀后勉强可用。
