醇不溶物 的英文怎麼說
中文拼音 [chúnbùróngwù]
醇不溶物
英文
alcohol insoluble solids-
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。It is white crystal powder, odorless and slightly bitter ; hardly soluble in ethanol, chloroform, aether and benzene and soluble in solutions whose ph value is less or more than 7
本品在水中易溶,在乙醇、丙酮、氯仿或乙醚中幾乎不溶。本品為兩性化合物,能溶於酸性溶液或堿性溶液。Properties : white light powder, insoluble in water but soluble in ethanol and aether. absorbs moisture from the air. decompounds into stearate and calcium when meeting strong acid
物理性能:硬脂酸鈣,為白色輕質粉末,不溶於水,溶於熱的乙醇和乙醚,在空氣中吸收水分,遇強酸分解成硬脂酸和相應的鈣鹽。It is resistant to borohydride reduction in alcoholic solvents.
在醇溶劑中,它不能被硼氫化物還原。If we take a polymer instead of a the common salt, say, polyvinyl alcohol, and add it to a fixed quantity of water, the polymer does not go into solution immediately
如果我們用聚乙烯醇代替食鹽加入到一定量的水中,這種聚合物並不會立即溶解。Soaps. determination of ethanol - insoluble matter
肥皂.乙醇中不溶物質含量的測定Light yellow paste or powder, soluble in ethanol and ethyl ether, insoluble in water, very soluble in alkaline solution
1 )淺黃色膏狀物或粉末,溶於乙醇和乙醚,不溶於水,易溶於堿溶液。No probe leakage was found when the sensor dipped in ethanol and n - hexane for 15 days. this technique is limited for its prolix procession and request of special active function in the structure of molecular probe, sol - gel : the development of sol - gel technique provides a convenient way to incorporate molecular probe in porous inorganic material
化學鍵合法:分子探針通過化學反應鍵合於固定相,在溶劑中不泄漏,提高了傳感器使用壽命,在乙醇和正己烷中浸泡15天,未見探針分子泄漏。但繁雜的過程和對探針分子結構的特殊要求限制這一方光纖化學傳感器、儀器系統的研製們比生物和環境監測中的應用(摘要) 2法的應用。Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents
摘要松節油衍生物格萜烯基丙酮,如香葉基丙酮、金合歡基丙酮和植物酮在常壓條件,堿金屬氫氧化物和有機溶劑存在下可發生乙炔化反應,形成對應的, -不飽和炔醇化合物脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇。In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed
為了探討玫瑰花抗氧化活性的影響因子,比較了不同乾燥方法、提取方法對其抗氧化活性的影響,發現:經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性;以水作溶劑提取時, 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強;通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為: 75乙醇為溶劑,液料比1 : 10 ,提取3次,每次24h ; 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取,發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部,說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物; 4Properties : white light powder with specific specific gravity of 1. 095, soapy, insoluble in water, but soluble in organic solvent such as hot ethanol, benzene and terebinth etc. and decompounds into stearate and zinc when meeting strong acid
物理性能:硬脂酸鋅,為白色輕質粉狀,比重1 . 095 ,有滑膩感,不溶於水,溶於熱的乙醇、苯和松節油等有機溶劑,遇強酸則分解為硬脂酸和相應的鋅鹽。The metabolite is soluble in water and insoluble in the organic solvent such as methanol, can be precipitated by acid, is positive with ninhydrin reaction and is considered as a kind of peptide
此物質溶於水,不溶於甲醇,可被酸沉澱,茚三酮反應為陽性,初步推斷此活性物質為多肽類物質。The radish red by the mustard family plant party loyalty radish after squeezing, filters, withdraws, the vacuum concentration, spray drying but, assumes the scarlet red indefinite powder, the easy absorption of moisture, after the absorption of moisture to form massive, but does not affect the use effect, the taste micro acid, is easy to dissolve in the water, does not dissolve in the absolute ethyl alcohol, serves as the food coloring, is suitable in the acidic drink, the luster bright, is transparent, general amount used 0. 02gkg
蘿卜紅由十字花科植物紅心蘿卜經壓榨、過濾、提取、真空濃縮、噴霧乾燥而得,呈深紅色無定型粉末,易吸潮,吸潮后結成塊狀,但不影響使用效果,味微酸,易溶於水,不溶於無水乙醇,用作食用色素,適用於酸性飲料,色澤鮮艷、透明、一般用量0Properties : completely dissolved in solvent such as coal tar system, esters, turpentine and plant oil. undissolved in solvent such as alcohol and partly dissolved in oil
性能:在煤焦系,酯類溶劑?松節油?植物油中完全溶解,不溶於醇類溶劑,在石油系溶劑中部分溶解。Determination of alcohol - insoluble solids content in fresh or quick - frozen maize
新鮮玉米和速凍玉米醇不溶固形物含量的測定White powder, hardly soluble in water, insoluble in alcohol and acetone
物理性質:白色粉末,難溶於水,不溶於醇及丙酮Determination of alcohol - insoluble solids content in fresh or quick - frozen peas
新鮮豌豆和速凍豌豆醇不溶固形物含量的測定Test method for the insoluble substance in ethanol of alcohol soluble dyes
醇溶染料在乙醇中不溶物含量的測定方法Doriden is a nonbarbiturate, piperidinedione deriveative sedative and hyponotic drug, and occurs as a white, crystalline powder practiceally insoluble in water and soluble in alcohol
例如導眠能是一種非巴比妥類,啶二酮衍生物的鎮靜和催眠藥,呈白色,結晶性粉末狀。溶於乙醇而不溶於水。White powder, slightly soluble in water, insoluble in alcohol
物理性質:白色粉末,微溶於水,不溶於醇。分享友人