質譜化 的英文怎麼說
中文拼音 [zhípǔhuà]
質譜化
英文
mass spectrum-
The characteristics of the sub - leaf epidemics of the plants have been observed and compared by scanning electronic microscope. lt was found out that the micro characteristics are important in a sense for identification the varieties. the constituents of volatile oil from dry flower buds of l hypoglauca miq., l acuminate wall, and l similis hemsl
首次通過gc - ms聯用技術分析了紅腺忍冬、淡紅忍冬和峨眉忍冬乾燥花蕾揮發油成分,並通過計算機質譜庫檢索並與標準圖譜對照,對其所含化合物進行了鑒定,發現棕櫚酸是它們的主要成分,相對含量最高佔49 . 27 ,最低佔28 . 71 ,其餘成分的組成和含量差別較大。The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究,穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。Analysis of volatile oils of caulis sinomenii by gas chromatography - mass spectrometry
質譜聯用分析青風藤揮發油中化學成分34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油,用氣相色譜質譜聯用技術對其揮發油成分進行分析,共鑒定了34個成分,並用面積歸一化法確定各成分的相對百分含量。Determination of chloramphenicol residues in pork by gc - ms
質譜法測定化妝品中的氯黴素Mass spectromerty of thiazide diuretics and their methyl derivatives
噻嗪類利尿劑及其甲基化物的質譜研究Methods : the constituents of volatile oil from gaultheria yunnanensis. was investigated by spme / gc / ms
方法:利用固相微萃取氣相色譜質譜( spme / gc / ms )聯用技術對透骨香揮發油的化學成分進行了研究。Investigation of chemical constituents from glycyrrhiza by hplc - ms n
離子阱質譜分析甘草中的化學成分Study on sulfurized isobutylene in package lubricant additives by apci - ms technology
硫化異丁烯的大氣壓化學電離質譜研究The comparison of lipophilic compounds of fruit and peel of citrus grandis tomentosa by gc ms
質譜聯用法比較化橘紅胎與化橘紅皮的脂溶性成分Female mice serum and vaginal secretion antibodies, their fertility and the pathological changes were determined. on the other hand, the effects of the anti - serum against synthetic peptide on the sperm - egg interaction during ivf and the location of p3 peptide in sperm were watched. the main results and conclusions were as follows : 1 ) the new antigen p3 peptide which harvested from the 430a peptide synthesizer were verified by the mass spectrograph and hplc, that the ratio of mass / charge of the synthetic peptide was equal to the molecular weight in theory and its purity was above 95 %
本研究的主要結果和結論如下:一、經抗原分子設計,在430a自動肽合成儀上合成的新抗原p3 ,經質譜儀分析證明其荷質比與理論一致;純化后,其純度大於95 ;將新抗原與klh偶連后免疫小鼠,經westernblot證實其誘導的特異性抗體可識別小鼠、大鼠、人睪丸組織中分子量約為22kd和55kd左右的蛋白質。Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。By observing the effect of acidity on the uv difference spectra of ehpg or hbed, the spectral characteristics of apoovotransferrin binding to metals and anions at ph 7. 4 show that the reaction of apoovotransferrin with metals is related to deprotonation of the phenolic group of tyrosine of the metal binding sites, while the binding of apoovotransferrin to anions is associated with the protonation of the phenolic group of tyrosine of the anion binding sites
摘要通過觀察酸度對模擬轉鐵蛋白小分子ehpg和hbed紫外差光譜的影響,結合脫鐵伴清蛋白與金屬離子、陰離子結合的光譜特性,推斷脫鐵伴清蛋白與金屬離子的結合導致金屬離子結合位點處酪氨酸酚羥基的去質子化,而與陰離子的結合導致陰離子結合位點處酪氨酸酚羥基的質子化。The fabrication parameters were preliminarily optimized. the morphology and composition of the samples of the diamond film for different b / c ratios was investigated by scanning electron micrograph ( sem ) and raman scattering spectroscopy ( raman ). the content of different levels of b dopant in the diamond film was tested by secondary ion mass spectrometry ( sims )
闡述了摻硼金剛石膜的制備工藝,研究了摻硼金剛石膜成核和生長的影響因素,初步優化了沉積摻硼金剛石膜工藝參數,同時對摻硼金剛石膜進行了掃描分析、拉曼分析、二次離子質譜分析和電阻率測試。Speciation of volatile selenium species in plants using gas chromatography inductively coupled plasma
電感耦合等離子體質譜測定植物中揮發性硒化合物Determination of v - triazole, s - thiadiazole, s - oxadiazole derivatives by esi - ms
?二唑類衍生物的電噴霧離子化質譜法測定Abstract : analytical methods for impurities in tungsten and tungstic compounds in recent 10 years were reviewed. among them were atomic emission spectrometry , atomic absorption spectrometry , mass spectrometry , electrochemical analysis , spectrophotometry and activation analysis. 53 references were cited
文摘:綜述了近10多年來鎢及其化合物中雜質元素的分析方法,涉及方法包括原子發射光譜法、原子吸收光譜法、分光光度法、質譜法、電化學分析法以及活化分析法等。Gc - ms analysis of unsymmetrical dimethylhydrazine and its initial oxidation products
質譜法分析偏二甲肼初期氧化產物Standard test methods for chemical, mass spectrometric, spectrochemical, nuclear, and radiochemical analysis of nuclear - grade uranyl nitrate solutions
核純級硝酸鈾酰溶液的化學的質譜的光譜化學的核Analysis of cannabinoids in whole blood and brain by lc ms - atmospheric pressure chemical ionization
大氣壓化學電離質譜法分析小鼠全血和腦組織中的大麻酚分享友人