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- The crude oil is chromatographed over silica gel. 粗制油狀物用硅膠進(jìn)行色譜分離。
- Our product also contains a patented device made of stainless steel and silica gel, which effectively eliminates the odor form the drainage system and urinal stains. 由于不用水沖洗，不僅節約了上水管道，也解決了污水排放管網(wǎng)的壓力，在安裝，使用，維護，修理等方面都具有沖水小便器不可比擬的性能。
- The purity of isoquercitrin was isolated with a silica gel column. 酶反應產(chǎn)物用硅膠柱層析法提取,可以得到高純度的異槲皮甙。
- The handpiece cable is made from silica gel tube,soft and durable. 換能器尾線(xiàn)采用進(jìn)口材料硅膠管，柔軟耐用。
- All seals of this machine use the thermostable silica gel (food grade). 該機所有密封件均采用耐高溫硅膠件（食品級）。
- There is no possibility to form silica gel in the hard-ened waterglass. 硬化的水玻璃實(shí)際上是失水的高模數水玻璃，不可能有硅凝膠生成。
- The specimen was extracted by the macroreticular resin and silica gel column. 樣品經(jīng)大孔樹(shù)脂柱、硅膠柱分離，然后用TLC進(jìn)行鑒定合并。
- You may reactivate the silica gel by desorbing the water through heating. 硅膠吸附水份后可通過(guò)脫附方式除掉水份而再生。
- A diffusion method for the preparation of ferrous oxalate in a gel system was presented. 介紹了一種在凝膠體系中用擴散法制備草酸亞鐵的結晶方法。
- The alternative use of buffered silica gel resulted in modest hydrolysis (~5-10%) of the imine. 選用溫和的水解導致緩沖硅膠(~5-10%25)的亞胺.
- The injectivity, plugging performance and sweep efficiency of the gel system is evaluated through single and parallel core experiments. 通過(guò)單巖心和并聯(lián)巖心實(shí)驗對凝膠體系的注入性能、封堵性能和驅油效果進(jìn)行了評價(jià)；
- METHODS: Alcoholic extraction, silica gel, ODS column chromatography and recrystallization were used. 方法:采用工業(yè)酒精提取、膠柱層析、DS柱層析和重結晶等方法。
- 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終結處理,高純度之矽膠。
- A kind of chromium gel system of retarded crosslinking made of partially hydrolyzed polyacrylamide(HPAM), sodium bichromate and organic reductant sulfocarbamide was investigated. 緩交聯(lián)鉻凍膠體系由部分水解聚丙烯酰胺、重鉻酸鈉與有機還原劑硫脲組成。
- The pastern mold adopts wearable and heat-resistant silica gel, The aluminium mold can come to 200. 膠模采用耐磨熱硅膠;外鋁模溫度可達200。
- Sand should be added carefully, otherwise the silica gel layer will be destructed. 裝石英砂時(shí)應慢慢加入,不可一次加入而造成柱層破壞。
- In this paper, low-clinker cement is mainly developed from fly ash and coal gangue, in order to build tow new gel system, and admix concrete with various good performances. 本文分別以粉煤灰、煤矸石為主要原料研制少熟料水泥,從而提出兩種新的膠凝體系,以此配制出了性能優(yōu)良的少熱料水泥混凝土。
- Solid conveyor rollers coated with silica gel to bear heavy objects and minimize damage and wear. 輸送滾軸全部選用實(shí)心滾軸、外部包硅膠,能承受大重量的物體及耐高溫。
- The theoretical analysis of nano-silica gel for oil displacement is conducted to quantitatively study the oil displacement effect of SiO2 gel system in nanometer scale. 摘要為了定量研究納米級二氧化硅粉體成膠體系的驅油效果，對納米硅膠驅油機理進(jìn)行了理論分析。
- A substance,such as calcium oxide or silica gel,that has a high affinity for water and is used as a drying agent. 干燥劑，脫水劑一種對水有很強吸附性的物質(zhì)，常用作干燥劑例如:氧化鈣，鍺化硅等
