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silica gel containing fluorine 含氟硅胶
Preparation of silica gel containing vanadium oxide and its photoluminescence properties at room temperature 室温光致发光含钒硅胶的制备和研究
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。
Containing fluorine electronic chemicals, fragrant type fluorine compound. 含氟电子化学品、芳香族氟化合物；
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。
Jeff: Even so, there was still much pity to be left. For instance, the plastic bags, refrigerators containing fluorine, and forbidding smoking etc. 杰夫：尽管如此，还留下了不少遗憾，比如街头的塑料包装、含氟冰箱、禁烟等问题打了折扣。
Jeff: Even so, there was still much pity to be left. For instance,the plastic bags, refrigerators containing fluorine, and forbidding smoking etc. 杰夫:尽管如此，还留下了不少遗憾，比如街头的塑料包装、含氟冰箱、禁烟等问题打了折扣。
The eluates equal to Rf of AF and AFG were isolated with silica gel column,the eluting solvents were n-BuOH:AcOH:H_2O(2:1:1), The solutions containing AF and AFG were respectively combined, concentrated. 采用反复聚丙烯酰胺(Bio-gel)柱层析从合成物中分离精氨酸衍生物AF、AFG，作为从人参果中分离AF、AFG的标准品。
Our dope containing fluorine possessed the perfectly fine,thus enjoying a broad prospect of market application. 该涂料的机械性能、耐化学品性、热稳定性、耐候性优异,具有广阔的市场应用前景。
Jeff: Even so,there was still much pity to be left. For instance,the plastic bags,refrigerators containing fluorine,and forbidding smoking etc. 杰夫：尽管如此，还留下了不少遗憾，比如街头的塑料包装、含氟冰箱、禁烟等问题打了折扣。
Even so,there was still much pity to be left. For instance,the plastic bags,refrigerators containing fluorine,and forbidding smoking etc. 尽管如此，还留下了不少遗憾，比如街头的塑料包装、含氟冰箱和禁烟等问题。
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。
Although all plants normally contain fluorine, the concentration varies greatly. 虽然在正常情况下，所有的植物都含氟，其浓度变化很大。
Osmanthus Fragrance Shower Gel contain nature osmanthus oil and different carely essence of plant. 本品富含天然桂花香熏精油以及多种植物营养精华。