硅胶

The company is specialized in producing the parts of earplug , MP3, earphone, mobile, handset-free, computer silicon earphone and so on.

本公司是一家专业生产耳塞、P3、机、机、提、脑硅胶耳机等配件企业。

In this paper, Amitraz and Buprofezin in Chinese green cabbage were extracted, followed by the sample cleanup with homogenate and silica gel column, the eluate was quantitated by gas chromatography with NPD.

采用样本匀浆液与层析硅胶一起过柱的方法，对上海青样本中残留的噻嗪酮和双甲脒进行净化处理后，经气相色谱外标法对两种农药的残留量同时进行定量分析。

The preparation process of equisetum pratense total alkaloid includes the following steps: coarse pulverizing equisetum pratense to obtain rough powder, methyl alcohol percolation to obtain percolate, recovering methyl alcohol, concentrating, degreasing by means of petroleum ether, alkalifying concentrate, CHCl3 extracting, soda lye washing, neutral water washing, recovering CHCl3 to obtain rough alkaloid, adsorption by using silica gel column, eluting, recovering solvent so as to obtain refined EPR.

该发明是通过两个步骤来实现的：第一步，提取草问荆总碱，流程：草问荆粗粉――渗漉液――浓缩液(析胶、石油醚脱脂、氨水碱化)――碱化浓缩液(CHCl3萃取)――CHCl3层――CHCl3液(回收CHCl3)――粗生物碱――吸附硅胶柱――精致EPR。第二步，选择实验试剂、仪器、用小鼠作为实验对象，进行中枢神经系统实验，研究作用及作用机制。

Used for rev erse phase and ion pair chro matography; ion exchange resins used for ion exchange

被用于反相色谱和离子对色谱，离子交换树脂用于离子交换色谱而硅胶或微孔玻璃珠用于分子排

Methods Silica gel column chromatography and PTLC were used to separate and purify the compounds from the petroleum ether soluble fraction of ethanol extract.

方法用硅胶柱色谱和制备薄层等方法从乙醇提取物的石油醚萃取部位分离化合物，通过波谱方法鉴定其结构。

BIO-BEAUTE commits to selecting only 100%pure natural extracts: no silicone, no PEG, no petrochemical derivatives, no genetically modified organisms, no artificial coloring agents, no parabens, no EDTA, no formaldehyde, no products with ethoxyl derivatives, no phenoxyethanol.

BIO-BEAUTE 保证选择100%的纯净天然提取物：无硅胶、无聚乙二醇、无石油化学衍生物、无转基因有机体、无人工着色剂、无苯甲酸酯类、无乙二胺四乙酸、无甲醛、无羟乙基衍生产品，无无苯氧乙醇。

For practical use, two of them, 13 and 18 are being supported with silica for ethylene polymerization.

并对其中两个化合物13和18以硅胶为载体进行了负载化研究。

Liu Baoliang explanatorily uses silica gel as the sculpture material; Zang Kunkun explores the space extension; Na Wei utilizes the special blended oil so as to give prominence to the character, and they are the examples of the exploration in painting.

刘宝亮开拓性的运用硅胶作为雕塑素材和臧坤坤对于空间延展性的探索以及那危为了表现作品人物质感而运用自己调和的特殊油进行创作都体现了八零后艺术家对于绘画形式语言的探索。

In this thesis, the facture and chemical modification of new type monolithic silica column were studied.

另外还首次成功制备出了有机聚合物包覆的硅胶整体柱，并对其色谱行为进行了研究。

It has its own independent technology and production capacity in fluoride silicone tube production.

同时在氟硅胶管生产技术上，有自己独立的工艺和量产能力。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。