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- Fluorine and hydrogen fluoride in a mixed gas, HF--F_2--Ar ahd F_2--HF--N_2,have been determined. 該儀器已用于HF-F_2-Ar和HF-F_2-N_2等混合氣體中氟和氟化氫的測定。
- The glass is susceptible to long-term attack by high-alkalinity environments and HF( hydrogen fluoride), as well as to severe physical abrasion. 玻璃對高堿環(huán)境的長(cháng)期攻擊敏感，hf（氟化氫）產(chǎn)生嚴重的物理磨損。
- The physical and chemical properties of hydrogen fluoride differ from the other halogen hydride. Acidity of HF is related to condition or state. 氟化氫與其它鹵化氫相比,有著(zhù)獨特的物理化學(xué)性質(zhì),它的酸性強弱與其所處的狀態(tài)有關(guān)。
- The photolysis of NF3 in the stratosphere yields a fluorine radical that reacts fairly rapidly to form hydrogen fluoride (HF). 在同溫層里NF3的光解作用氟原子團，氟原子團相當迅速地發(fā)生反應，生成氟化氫(HF)。
- NF3 has negligible impact on ozone depletion. The photolysis of NF3 in the stratosphere yields a fluorine radical that reacts fairly rapidly to form hydrogen fluoride (HF). NF3對于臭氧損耗幾乎沒(méi)有影響。在同溫層里NF3的光解作用氟原子團，氟原子團相當迅速地發(fā)生反應，生成氟化氫(hf)。
- In the production of linear alkylbenzene catalyzed by hydrogen fluoride,the quality and yield of LAB kept stable when the volume ratio of HF to hydrocarbons was within a range from 1. 在以氟化氫為催化劑的直鏈烷基苯工業(yè)化生產(chǎn)中,通過(guò)降低烷基化反應器入口氟化氫流量降低烷基化反應酸烴比,發(fā)現氟化氫與烴類(lèi)的體積比(酸烴比)降至0。
- The system, made by Linde, splits hydrogen fluoride into fluorine. 這個(gè)系統，由林德集團制造，能將氟化氫分解成氟氣。
- The influence of the peaking capacitor and the pressure of mixture gas on the performance of UV preionized pulsed HF laser is investigated. 研究了氣體組份和峰化電容對紫外光預電離脈沖hf激光器性能的影響。
- Experiment using HF-fumigation was conducted t o study effect of hydrogen fluoride on rubber tree saplings. 通過(guò)熏氣模擬試驗研究氟化氫氣體對橡膠盆栽幼苗的影響。
- Fujian Shaowu Yongfei Chemical Co., Ltd.- Hydrogen fluoride and fluoride salts manufacturer in China. 上海卓越納米新材料股份有限公司-生產(chǎn)納米活性碳酸鈣。
- Depending on conditions, hydrogen fluoride may convert to hydrofluoric acid (aqueous) at varying concentrations. 根據條件，氟化氫可以在多種濃度下轉化成氫氟酸（水成的）。
- continuous wave hydrogen fluoride laser 連續波氟化氫激光器
- hydrogen fluoride chemical laser 氟化氫化學(xué)激光器
- Perfluorotriethylamine is fabricated through electrochemical fluorination of triethylamine in anhydrous hydrogen fluoride under a certain condition. 本文通過(guò)對無(wú)水氟化氫和三乙胺的混合溶液在一定條件下的電解氟化，制備全氟三乙胺。
- These reagents are fluid , usually easily storable , transportable, they can replace hydrogen fluoride safely in some reactions. 在部分反應中可方便,安全地替代氟化氫作為氟化試劑。
- Fluorine resin is a paraffin-based molecular structure of thermoplastics, including all or part of hydrogen fluoride were replaced. 氟樹(shù)脂是具有石蠟型分子結構的熱塑性塑料，其中全部或部分氫被氟取代。
- Double discharge initiated HF laser 雙放電引發(fā)
- Compact Non-chain Pulsed HF Laser 緊湊的非鏈式脈沖HF激光器
- Hydrogen fluoride resulted from the reaction of fluorite and sulphuric acid is the basic raw material for the production of inorganic and organic fluoride. 螢石和硫酸反應制得的氟化氫,是生產(chǎn)無(wú)機和有機氟化物的基本原料。
- Refining processes with concentrated sulfuric acid or hydrogen fluoride as catalyst are currently being used for the manufacture of alkylation gasoline from isobutane and light olefins from FCCU. 摘要石油煉制工業(yè)一直利用濃硫酸或氫氟酸觸媒使異丁烷和來(lái)自流體化觸媒裂解工場(chǎng)的輕質(zhì)烯烴反應以制造烷化油。
