無水乙醚 的英文怎麼說
中文拼音 [wúshuǐyǐmí]
無水乙醚
英文
absolute ethyl ether-
Specility : lt is white or near ly white unshaped power. lt has no odour, little sweet. lt can be dissolved in boiled waterand indissolved in ethano or aether
特徵：白色或類白色的無定型粉末；無臭、味微天甜，在沸水中易溶解，在乙醇或乙醚中不容。Dissolve in water, carbinol, ethyl acetate, ethanol, methylene chloride and hydrocarbon. store in obturation, photophygous, low temperature neutral or alkalescence condition. nvp is moderate poisonous, less smell causticity to rubber and leather
棕黃色或棕紅色成型粉狀，具有淡淡的特殊氣味，溶於水和乙醇，不溶於二乙醚和氯仿，穩定性好，無刺激，對細菌病毒真菌黴菌及孢子都有較強的殺滅作用。Colorless or light pale yellow liquid with the odor of leaves of ilex, soluble in alcohol, ether, slightly soluble in water, easy to change color in the air
本品為無色或淡黃色的油狀液體，有冬綠樹葉的香味，能溶於乙醇乙醚，微溶於水，置空氣中易變色。Taurine, a kind of nonprotein aminophenol and white acicular crystal, smell - less, sourish and innoxious. it is widely consisted in organisms and also a aminophenol with special physiological function
為白色針狀結晶、無臭、味微酸，溶於水，不溶於乙醇、乙醚和丙酮，無任何毒副作用。Occurs as a white or nearly white, granular or crystalline powder and as a mixture of various states of hydration, up to the trihydrate, depending on the method of isolation
本品為白色結晶性或顆粒性粉末本品在沸水中極易溶解，在水中溶解，在無水乙醇氯仿或乙醚中不溶。Results of experiments on antibacterial and antifungal activities showed that extracts of alcohol and acetic ester had remarkable bacteriostasis effects against 6 bacteria ; aqueous extract was more effective against fungi, and slight against bacteria ; petroleum ether extract had no effect against bacteria and fungi ; butylalcohol extract had different effects against bacteria, but had no effects against fungi
抑制活性試驗結果顯示：乙醇提取物和乙酸乙酯萃取物對供試的6種細菌有較強的抑制作用；水相對供試的5種真菌有較強的抑制作用，而且對細菌有較小抑制作用；石油醚相對真菌和細菌幾乎無抑制作用；正丁醇萃取物對細菌有不同程度的抑制作用，而對真菌無抑制作用。Appearance and properties ： a colorless ， hydroscopic ， oxidative crystal ， is soluble in water ， dissolves in ethyl alcohol ， and is slightly soluble in ether. irritant to eye and skin
性狀：無色結晶。有吸濕性。易溶於水；溶於乙醇；微溶於乙醚對有機物有氧化作用，對眼和皮膚有刺激性。The antimicrobial secretion could be divided into three sections, every section had antimicrobial activity. the first could be extracted by petroleum ether, the second could be extracted by ethyl alcohol, the third could dissove in water and could be separated by sephadex g - 50, g200 gel filtration chromatography and carbornmethyl cellulose - 1 anion - exchange chromatography and detected by a256, . the antimicrobial secretion had wide spectrum and had strong inhitory activity against germs and fungi, they could inhibit sixteen kinds of plant pathogenic germs, eight kinds of animal germs and eight kinds of plant pathogenic fungi
粗提物經石油醚萃取可得第一個活性部分，剩餘部分經無水乙醇萃取可得第二個活性部分，剩餘物質再經凝膠sephadexg - 50後有兩個峰，第二峰有活性，再經凝膠sephadexg - 200後有三峰，第二峰有活性，將其經過陽離子交換柱cm - 1後有兩峰，此兩峰均有抑菌活性。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。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。It is widely consisted in organisms and also a aminophenol with special physiological function. it is originally found in cattles bile and its molecular formula is nh
為白色針狀結晶無臭味微酸，溶於水，不溶於乙醇乙醚和丙酮，無任何毒副作用。分享友人