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- Examples of fixatives are formaldehyde, osmium tetroxide, ethanol, and acetic acid. 像甲醛、鋨酸、酒精及乙酸等都是常用的固定劑。
- Osmium tetroxide is an expensive reagent with great toxicity. 四氧化鋨是一種貴而毒性大的試劑。
- Stains for light microscopy are colored dyes;those for electron microscopy contain heavy metals, e.g. osmium tetroxide. 應用于光學(xué)顯微鏡的染料是有色染料，應用于電子顯微鏡的染料含有重金屬元素，例如：四氧化鋨。
- Methods: Ruthenium tetroxide and osmium tetroxide were compared as post fixative in the preparation of hairless epidermis for transmission electron microscopic examination. 方法:裸鼠表皮分別用四氧化釕和鋨酸固定后電鏡下觀(guān)察裸鼠表皮角質(zhì)層脂質(zhì)的超微結構。
- 4.Examples of fixatives are formaldehyde, osmium tetroxide, ethanol, and acetic acid. 像甲醛、鋨酸、酒精及乙酸等都是常用的固定劑。
- 10.Examples of fixatives are formaldehyde, osmium tetroxide, ethanol, and acetic acid. 像甲醛、鋨酸、酒精及乙酸等都是常用的固定劑。
- Keywords Biodegradable polyester;deprotection;Pd/C;Osmium tetroxide（OsO_4）;Dihydroxylation;N-methylmorpholine N-oxide（NMO）.; 生物降解性聚酯;去保護;把/碳;四氧化鋨;雙羥基化;N-甲基嗎啉N-氧化物;
- He gave me a taste of his acid wit. 他讓我嘗到了他敏銳尖刻之機智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把銀器的表面腐蝕了。
- osmium tetroxide 四氧化鋨
- I am doing an experiment of neutralizing acid. 我在做一個(gè)中和酸的實(shí)驗。
- Can Jones beat Smith? That's the acid test. 瓊斯能擊敗史密斯嗎？那是個(gè)嚴峻的考驗。
- osmic acid 鋨酸
- A salt or an ester of boric acid. 硼酸鹽一種硼酸鹽或硼酸酯
- She dropped acid in high school. 她高中時(shí)代服迷幻藥。
- The metal is fretted with the acid. 金屬被酸腐蝕。
- The chemical can behave as an acid. 這種化學(xué)制品能起酸的作用。
- The acid has eaten through the metal cover. 酸已把金屬蓋子蝕穿了。
- The worker's overalls were badly burned by acid. 這位工人的工作裝被酸腐蝕得很厲害。
