除酸劑 的英文怎麼說
中文拼音 [chúsuānjì]
除酸劑
英文
acid scavenger-
Using ethyl cyanoacetate, triethyl orthoformate and methylhydrazine as main raw materials, the herbicide pyrazosulfuron was prepared through the reactions of substitution, amination, cylclization, diazotization and chlorosulfonation
摘要以氰乙酸乙酯、原甲酸三乙酯和甲肼等為主要原料,通過取代、胺化、環化、重氮化和氯磺化等反應制得了除草劑吡嘧磺隆原料藥。The enzyme 5 - enolpyuvyl - 3 - phosphoshikimic acid synthase ( epsp synthase ; ec2. 5. 1. 19 ), encoded by anoa locus, is a key enzyme present in microorganisms and plants where it has a function in the biosynthesis of aromatic amino acids. glyphosate ( n - phosphonomethyl - glycine ) is an effective non - selective, broad spectrum, postemergence herbicide, which has been shown to inhibit epsp synthase activity in a competitive manner. glyphosate tolerant plants can be mediated by either overproduction of the target enzyme or by the presence of an altered enzyme
植物和微生物芳香族氨基酸生物合成過程中的一個關鍵酶? ? 5 -烯醇丙酮莽草酸- 3 -磷酸合成酶( epspsynthase ; ec2 . 5 . 1 . 19 )由aroa基因編碼,該酶受廣譜滅生性、內吸傳導型除草劑草甘膦的競爭性抑制,將epsp合成酶基因轉入植物中可獲得草甘膦耐受植株。By using primers designated for lacz gene, pcr result suggested an integration of lacz into u. pinnatifida genome. nine reagents including penicillin g, kanamycin, g418, teicoplanin, zeocin, chloramphinicol, hygromycin, basta and methotrexate were tested as selective reagents for selection of transgenic sporophytes. the results showed that young sporophytes of u. pinnatifida were sensitive to chloramphinicol and hygromycin and very sensitive to basta which suggest the potential of using the resistance genes as selectable markers
,為了解決轉基因裙帶菜的篩選問題,進行了裙帶菜幼孢子體對不同篩選壓力的敏感性實驗,包括抗生素類的青霉素g 、卡那黴素、 g418 、硫酸鏈黴素、鹽酸潔黴素、 zeocin 、氯黴素、潮黴素,除草劑類的basta ,氨甲喋呤類的氨甲喋呤,結果顯示裙帶菜幼孢子體對氯黴素、潮黴素敏感,對basta非常敏感。Cma, as an alternate deicer, tends to inhibit corrosion and appears to be relatively harmless to the environment. but cma is expensive because of the high price of its material, and it has less ability in melting ice than sodium chloride. besides these, cma sticks to wet surfaces and can congeal to form hard chunks, difficult to store for a long time, dusty and a strong vinegar smell when spread
而cma是對氯化物鹽除冰劑的重大改進, cma具有無污染,環保的特點,對金屬幾乎無腐蝕,但由於原料價格昂貴,使得cma的價格不菲, cma對冰的融化能力不如氯化鈉, cma易結塊,不宜長期儲藏,在撒布時形成的粉塵及刺鼻的酸味亦是需要改進的地方。The best deoxiding conditions and the deoxidant which is used for the vapor injection boiler in oil fields will be confirmed by the effects of the variables on sodium sulfite deoxidization
作者從靜態方面測量一些變量對亞硫酸鈉除氧效果的影響,來確定適用於油田注汽鍋爐除氧的最佳條件和除氧劑。Abstract : the best deoxiding conditions and the deoxidant which is used for the vapor injection boiler in oil fields will be confirmed by the effects of the variables on sodium sulfite deoxidization
文摘:作者從靜態方面測量一些變量對亞硫酸鈉除氧效果的影響,來確定適用於油田注汽鍋爐除氧的最佳條件和除氧劑。Phenylcarbamate herbicides were among the earliest herbicides developed.
氨基甲酸苯酯除莠劑是發展最早的一種除莠劑。Itaconic acid, also named “ methylene succinic acid ”, is important industrial raw material during the production of acrylic fiber, latex, synthetic resin, plastic, rubber, pharmaceutics surfactant, packing material of non - toxic food, herbicide, cleaning media, adhesive and plastic additive etc
衣康酸,又名「甲叉丁二酸」 ,是生產腈綸等纖維、膠乳,合成樹脂、塑料、橡膠、醫藥、表面活性劑、無毒食品包裝材料、除草劑、除垢劑、粘著劑及塑料助劑等的工業原料。Material for producing other barium salts ; used in the cotton reverting dyeing, leather industry, pesticide insecticide, fabric dyeing, mordant, water softener, steam antiscale, paper making, lake toner, extinction of rayon
氯化鋇是製造其它鋇鹽的原料,鹽水精製除硫酸根,棉布還原印染皮革工業農藥殺蟲劑織物印染媒染劑軟水劑鍋爐除垢劑造紙色淀顏料人造絲消光。We constructed a binary vector carrying a modified human afgf gene and a mana gene that allows the use of pmi selection system, an antibiotic and herbicide - free system, during the transformation procedure
我們構建的雙元表達載體帶有一個經過改構的人類酸性成纖維細胞生長因子基因( afgf ) ,載體上的選擇標記基因為mana ,它使得轉化過程中可以使用pmi這種不含抗生素及除草劑的選擇系統。Bensulide is the only presently registered herbicidal organophosphate.
只有地散磷是目前尚未正式鑒定的有機磷酸鹽除莠劑。The effective regeneration procedure is soaking the adsorbent 30 ~ 50h with 1 - 2 % al2 ( so4 ) 3 for activated alumina and 20 ~ 30h with 1 - 1. 5 % naoh for bone char. studies show both activated alumina and bone char are excellent adsorbents for the removal of fluoride from drinking water. fluoride concentration below 1. 0mg / l can be acquired easily with them and meets the requirement of drinking water standards
對兩種除氟劑進行的再生液與吸附劑體積比為1 : 1的再生實驗表明:用硫酸鋁溶液對活性氧化鋁再生,再生濃度為1 2 ,再生時間為30 50h ,沖洗浸泡時間為5h效果較好;對骨炭再生,氫氧化鈉再生液濃度為1 1 . 5 ,再生時間為20 30h效果較好。Used in making fungicide in pharmaceutical industry. fluorescent agent in textile. neutralizing agent in rubber and ink. can also be used as surfactant, anti - corrosion agent and detergent etc
可用於製造a -吡咯烷酮、 n -甲基吡烷酮、聚乙烯吡烷酮和維生素b1 、環丙胺及丁酸、除草劑、植物生長劑When reacting with acid splitting products neutracid develops always a new active surface, that means constant efficiency. besides neutracid stops through its granulated structure uncontrolled boiling problems
和酸性物質反應后,除酸劑又會生成一種新的表面活性,意味著長期有效。另外, neutracid的分散體結構可阻止產生共沸現象。All those series of surface treating agents are widely used in manufacturing cars, tractors, motorcycles, bicycles, building machines, transformers, transducers, and mechanical and electrical appliances - before the finishing of these products. they are also used in drawing of steel wires and tubes, in cold rolling and acid pickling of steel articles
本公司生產製造金屬表面處理劑的系列產品除油劑除銹劑表調劑磷化劑鋁合金清洗及氧化劑等,該系列產品廣泛用於汽車行業拖拉機行業摩托車自行車工程機械變壓器換熱器機電產品家用電器及其他機械產品的塗裝前處理,鋼絲鋼管的拉拔鋼鐵冷軋酸洗等。The project content : the sodium chlorate is mainly used to mannufacture chlorine dioxide, sodium chlorite and other chlorate, perchloratethe, all of which are used in the fields of the weed killer, the oxidant, the papermaking, the printing and dyeing, the leather making, the blasting explosive, the printing and dyeing manufacture, the matches, the fireworks, the medicine, metallurgy ore processing and raiseing the bromine by the sea water and so on
項目內容:氯酸鈉主要用於製造二氧化氯、亞氯酸鈉及其它氯酸鹽、高氯酸鹽、用作除草劑、氧化劑、造紙、印染、製革、炸藥、印刷油墨製造、火柴、焰火、醫藥、冶金礦石處理及由海水中提溴等。Standard test method for chlorophenoxy acid herbicides in waste using hplc
使用高效液相色譜法的廢水中氯苯氧基酸除莠劑的標準試驗方法It is not applicable that sodium sulfite is used alone as the deoxidant for the vapor injection boiler in oil fields. because of the high remains of sodium sulfite and the severe acid erosion in the water
若單獨用硫酸鈉作除氧劑,則因水中亞硫酸鈉的殘余量高,產生嚴重的酸腐蝕,而不適用作油田注汽鍋爐除氧劑。If the fewer the remains of sodium sulfite in water sample and the lower the water treatment expenditure are, the better the judge criterion is ; cabaltous sulfate catalyzing sodium sulfite is the most applicable deoxidant used for the vapor injection boiler water
若按處理后水樣中亞硫酸鈉的殘余量和噸水處理費用越少越好為衡量標準,硫酸鈷催化亞硫酸鈉除氧劑是最適合用作油田注汽鍋爐用水除氧的除氧劑。This paper reviews the utilization over the 20 last years of chemometrics methods in analysis of pesticide residues, including organochlorine, oranophosphorous, carbamate, and synthetic pyrethroid insecticides, along with herbicides and fungicides
摘要對近20年來化學計量學方法在農藥殘留(包括有機氯殺蟲劑、有機磷殺蟲劑、氨基甲酸酯類殺蟲劑、擬除蟲菊酯殺蟲劑、除草劑及殺菌劑)分析測試中的應用進行了評述。分享友人