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- Xylenol orange modified silica gel 二甲酚橙键合硅胶
- Determination of a New "Chuan Hua 018" Pesticide by Normal Phase Liquid Chromatography on Dynamically Modified Silica Gel 用动态改性硅胶的液相色谱法分析新杀菌剂“川化018”
- modified silica gel 改性硅胶
- The crude oil is chromatographed over silica gel. 粗制油状物用硅胶进行色谱分离。
- 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）。
- Furthermore, three Keggin-type HPAs (H4PMo11VO40, H5PMo10V2O40, H6PMo9V3O40) were prepared according to modified ether-extraction method and impregnated onto B-type globoid silica gel carrier. 采用醚萃取法合成三种钒取代的杂多酸，H4PMo11VO40、H5PMo10V2O40和H6PMo9V3O40，以B型球形硅胶为载体，浸渍法制备了负载型杂多酸（HPA）催化剂，研究常温常压下甲醛的催化氧化反应。
- 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。
- Most separations are based upon partition mechanisms utilizing chemically modified silica as the stationary phase and polar solvents as the mobile phase. 绝大多数分离是基于分配的机理，使用化学修饰的硅胶为固定相，溶剂为移动相。
- 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。
- Silica particles were modified with polymerizable double bonds on the surface.Then the molecular imprinting polymer imprinted with theophylline was grafted to the surface of modified silica. 摘要以茶碱作为模板分子，通过对硅胶表面进行修饰后进行接枝共聚，制备了基于硅胶表面修饰的分子印迹聚合物。
- 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。
- Water repellent cotton fabric were prepared by sol-gel coating with different modified silica sol.Water repellency of the treated fabric was determined using contact angle measurement. 以接触角作为评价依据,研究了纯棉织物经不同改性二氧化硅溶胶处理纯棉织物后的拒水性能。
- 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。
