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- Keywords High performance liquid chromatographic;Biomacromolecule;Macroporous silica gel;Separation; 高效液相色谱;生物大分子;大孔硅胶;分离;
- macroporous silica gel [化] 大孔硅胶
- Methods Silica gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin. 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。
- The crude oil is chromatographed over silica gel. 粗制油状物用硅胶进行色谱分离。
- Methods: The compounds wereisolated and purified by macroporous adsorption resin, silica gel column chromatography and preparative TLC chro-matography and their structures were identified on the basis of their physicochemical and spectral data. 方法:利用大孔吸附树脂、硅胶柱层析、制备薄层色谱法进行分离纯化,根据化合物的理化性质和光谱数据鉴定结构。
- The purity of isoquercitrin was isolated with a silica gel column. 酶反应产物用硅胶柱层析法提取,可以得到高纯度的异槲皮甙。
- The handpiece cable is made from silica gel tube,soft and durable. 换能器尾线采用进口材料硅胶管，柔软耐用。
- All seals of this machine use the thermostable silica gel (food grade). 该机所有密封件均采用耐高温硅胶件（食品级）。
- There is no possibility to form silica gel in the hard-ened waterglass. 硬化的水玻璃实际上是失水的高模数水玻璃，不可能有硅凝胶生成。
- The specimen was extracted by the macroreticular resin and silica gel column. 样品经大孔树脂柱、硅胶柱分离，然后用TLC进行鉴定合并。
- You may reactivate the silica gel by desorbing the water through heating. 硅胶吸附水份后可通过脱附方式除掉水份而再生。
- The alternative use of buffered silica gel resulted in modest hydrolysis (~5-10%) of the imine. 选用温和的水解导致缓冲硅胶(~5-10%25)的亚胺.
- METHODS: Alcoholic extraction, silica gel, ODS column chromatography and recrystallization were used. 方法:采用工业酒精提取、胶柱层析、DS柱层析和重结晶等方法。
- Most of the commercially available reversed phase packing materials utilize fully end-capped, high-purity silica gel. 大部分市面上之逆相充填材料利用完善之终结处理,高纯度之矽胶。
- The pastern mold adopts wearable and heat-resistant silica gel, The aluminium mold can come to 200. 胶模采用耐磨热硅胶;外铝模温度可达200。
- Sand should be added carefully, otherwise the silica gel layer will be destructed. 装石英砂时应慢慢加入,不可一次加入而造成柱层破坏。
- Solid conveyor rollers coated with silica gel to bear heavy objects and minimize damage and wear. 输送滚轴全部选用实心滚轴、外部包硅胶,能承受大重量的物体及耐高温。
- A substance,such as calcium oxide or silica gel,that has a high affinity for water and is used as a drying agent. 干燥剂，脱水剂一种对水有很强吸附性的物质，常用作干燥剂例如:氧化钙，锗化硅等
- Keywords Polyacrylamide;Macroporous silica diol;Stationary phase;Chemical flooding;Gel permeation chromatography; 聚丙烯酰胺;大孔硅质二醇;固定相;化学驱油;凝胶渗透色谱法;
- Electronics stepless speed regulation,conveyer utilized rotated bar with heatproof tube made of silica gel. 电子无级调速，输送机构采用自转式输送棒，并加耐热硅胶管。
