ether-chloroform 中文意思是什麼

ether-chloroform 解釋
乙醚-氯仿
  • ether : n. 1. 【物理學】以太，能媒。2. 【化學】醚；乙醚。3. 〈詩〉上空，蒼天。4. 【哲學】靈氣；氣氛。
  • chloroform : n. 【化，醫】三氯甲烷，氯仿。vt. 用氯仿（麻醉）；用氯仿殺死[處理]。n. -ism 氯仿中毒。n. -ist 管氯仿的人〈外科醫生助手〉；愛用氯仿的醫師。
  1. The anti - microbial activities of crude ethanol extract from aerial parts of sophora alopecuroides and its petroleum ether, chloroform, n - butanol and water fractions of sophora alopecuroides to pythium aphanidermatum, fusarium oxysporum f. sp. cucumerinum, fusarium oxysporum f. sp. lycopersici, alternaria solani, pseudomonas pachrymans and xanthomonas vesicatoria were tested by mycelial radial growth test and agar - well diffusion

    本實驗採用帶毒平板菌絲生長法和瓊脂打孔藥劑擴散法測定了苦豆子地上部分乙醇粗提物及其石油醚、氯仿、正丁醇和水層的不同極性溶劑萃取物對瓜果腐霉、黃瓜枯萎病菌、番茄枯萎病菌、番茄早疫病菌、黃瓜角斑病菌和番茄瘡痂病菌的抗菌活性。
  2. According to the polarity, the residue was isolated with petroleum ether, chloroform, ethyl acetate, and n - buoh, respectively. the n - buoh fraction, confirmed as neuroactive component, was subjected to sephadex lh - 20 column chromatography to provide an extract fraction, as a buff powder, which could induce neurite outgrowth in rat pheochromocytoma pc12 cells in a dose - dependent manner up to 50 mg / l

    將菟絲子乾粉用75乙醇浸泡后，減壓蒸干后得到褐色漿狀物，經石油醚、氯仿、乙酸乙酯、正丁醇萃取，經柱層析后，再用葡聚糖凝膠對有效成份進一步純化，獲得了菟絲子中能誘導pc12細胞分化的活性組分。
  3. Brown yellow or red brown molding powder, has weak special smell, can dissolve in water and ethanol, not dissolve in ethyl ether and chloroform, good stability, no stimulate, has strong extermination effect to bacteria, virus, epiphyte, mildew and sporule. application

    由於pvpp的高分子量和交聯結構，不溶於水但遇水能迅速將水引入，促使其網路結構膨脹產生崩解作用，所以pvpp是醫藥上廣泛應用於片劑顆粒劑及膠囊劑的崩解劑填充劑。
  4. Under that condition the strain can produce the most concentration of the bioactive compounds. the physical and chemical properties of the actibacterial compounds have been studied, the results showed the bioactive substance has heat stable, acidity and weakly alkali stable. it can be dissolved in acid water, chloroform solvent, can not be dissolved in ethyl acetate, petroleum ether, alkali water. the result of thinlayer chromatography showed the bioactive compounds can give off blue and green fluorescence in the uv light. the paper chromatography demonstrate the bioactive substance may be a new construct compounds

    研究表明，該活性物質具有較強的熱穩定性， ph 9的條件下能穩定存在，但ph 12的強堿性條件下活性物質的抗菌活性幾近喪失；活性物質易溶於氯仿、酸性水、不溶於乙酸乙酯、石油醚、堿性水；薄層層析顯示活性物質在紫外光下能發藍綠色熒光等特點；由捷克八溶劑系統紙層析鑒定該抗菌活性物質不屬於四大類抗生素，可能為一新的抗菌活性物質。
  5. Mineral oil industrial grage is a colorless, transparent, odo - less, tasteless and oily liquid and free from fluorescence, it can dissolve in ether, chloroform, gassoline and benzene, not in water or alcohol

    本品為無色、無嗅、無味、無熒光，透明之油狀液體。可溶於乙醚、氯仿、汽油及苯等溶劑，不溶於水及乙醇。
  6. Light liquid paraffin is a colorless, transparent and oliy liquid and free form fluored cence. it is odorless and tasteless, and it can disslve in chloroform, ether or volatile oil, not in water or alchol. most fatty oils can be mixed with it except castor oil

    本產品為無色透明之油狀液體，無嗅，無味，無熒光能在氯仿、乙醚或揮發油中溶解，除蓖麻油外，與多數脂肪油均能任意混合，在水或乙醇中均不溶。
  7. Herba ephedrae was saturated with 0. 5 % hydrochloric acid, the extract was extracted with ether and chloroform respectively, from which ephedrine was separated and purified by column chromatography

    以0 . 5 %鹽酸浸泡麻黃草，分別用乙醚、氯仿萃取麻黃粗提物，通過柱色譜法分離提純麻黃堿。
分享友人
分享到 Line

分享到臉書