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- Regioselectivities of nitration of toluene with nitric acid in the presence of phosphomolybdic acid catalyst prepared under different calcination temperatures were investigated. 制備了鉬磷酸催化劑,研究了在不同焙燒溫度及溶劑存在下,對甲苯一硝化產(chǎn)物中的對位選擇性。
- Negative staining requires the use of an acidic stain such as India ink. 陰染需要使用到酸性的染劑如印度墨水。
- Objective To stain nucleic acid by gold view(GV) for substituting ethidium bromicle(EB), to investigate the staining DNA and to prove that GV can substitute EB for routine nucleic acid staining. 目的采用GV核酸染料取代溴化乙錠(EB)進(jìn)行核酸染色,觀(guān)察DNA染色結果,證實(shí)采用改進(jìn)的核酸染色方法可替代EB進(jìn)行常規核酸染色。
- green phosphomolybdic acid toner 磷鉬酸綠色原
- Altmann's aniline-acid fuchsin-picric acid stain [醫] 阿耳特曼氏苯胺酸性品紅苦味酸劑(染線(xiàn)粒體)
- Phosphomolybdic acid colorimetric analysis of cefalexin 磷鉬酸比色法快速測定頭孢氨芐含量
- Study on the Synthesis of Fructose by Phosphomolybdic Acid 磷鉬雜多酸催化合成蘋(píng)果酯的研究
- Azors pain you, rivers are damp. Acid stains you, drugs cause cramp. Guns aren't lawful, nooses give. Gas smells awful, you might as well live. 用剃刀會(huì )痛,跳河又太潮濕,用鹽酸會(huì )弄臟衣服,吃藥會(huì )痙攣,槍不合法,上吊靠不住,瓦斯太臭,干脆還是偷生吧。
- Keywords Nucleic acid staining;Ethidium bromide;Fluorescent dyes; 核酸染色;溴化乙錠;熒光染料;
- Azors pain you, rivers are damp... acid stains you, drugs cause cramp... guns aren't lawful, nooses give... gas smells awful, you might as well live... 用剃刀會(huì )痛,跳河又太潮濕,用鹽酸會(huì )弄臟衣服,吃藥會(huì )痙攣,槍不合法,上吊靠不住,瓦斯太臭,干脆還是偷生吧
- Phosphomolybdic Acid Modified Platinum Electrode of Methanol Fuel Cell 用磷鉬酸修飾甲醇燃料電池的鉑電極
- A Comparative Study on the Application of Two Types of Nucleic Acid Stain 兩種核酸染料的應用比較研究
- Electrochemical Behavior of Transition Metal Substituted Phosphomolybdic Acid Modified Platinum Electrode 過(guò)渡金屬取代磷鉬酸修飾鉑電極的電化學(xué)行為
- Resonance Scattering Study on the Interaction Between Protein and Phosphomolybdic Acid and Its Analytical Application 磷鉬雜多酸與蛋白質(zhì)相互作用的共振散射光譜研究
- 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。
- Keywords catalyst;synthesis;trimethylsilyl ethers;heteropoly acid （HPA）;phosphomolybdic acid （PMA）; 催化劑;合成;三甲基硅醚;雜多酸;磷鋁酸;
- 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。
