氮甲 的英文怎麼說
中文拼音 [dànjiǎ]
氮甲
英文
formyli sarcolysine-
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。Fertilizers - determination of ammoniacal nitrogen content - formaldehyde method
肥料中氨態氮含量的測定甲醛法1. ecological effects of long - term organophasphate pesticides contamination on soil microflora the long - term effects of organophosphate pesticides contamination on soil microflora were investigated in the present study. little difference in total counts of bacteria, actinomycetes and fungi was observed between the contaminated and the non - contaminated soil. compared with the control there were a slight decrease in total counts of free - living nitrogen - fixer and denitrifying bacteria and a significant increase in those of ammonifying and ammonia - oxidizing and nitrifying _ bacteria in the methylparathion contaminated soil
一、甲基對硫磷長期污染對土壤微生物的生態學效應研究了有機磷農藥甲基對硫磷長期污染對土壤微生物的影響,實驗表明:土壤細菌、放線菌、真菌總的數量影響不大;自生固氮菌和反硝化細菌數量減少;氨化細菌、亞硝化細菌、硝化細菌的數量在污染土壤中卻有所增加;與對照土壤相比,污染土壤呼吸作用下降了29 . 93 ;氨化作用和硝化作用強度得到增強。Fat, protein, aminophenol, trace elements in amygdalus ledebouriana schleche were determinated by chp ( 2005 edition ) and national standard methods, natural benzaldehyde and amygdalin were determinated by uv absorb method and hplc method respectively
分別用索氏抽提法、微量凱氏定氮法測定野巴旦杏中脂肪、蛋白質,用氨基酸分析儀測定多種氨基酸含量,原子吸收法測定多種元素,紫外法及反相高效液相法測定天然苯甲醛及苦杏仁苷。Organic dyes related in this review included the following categories, the triphenymethanes, the azo dyes, the phthalocyanines, the hydroxyanthraguinones and etc ( 58 ref. citd )
文中沙及的有機染料主要有:三苯甲烷類、偶氮類、酞菁類及羥基蒽醌類等(引用文獻58篇) 。Synthesis of glucosyl esters of p -. n, n - bis 2 - chloroethyl amino benzoic acid
氮芥苯甲酸糖酯的合成Initiation is caused by radicals produced from azobisisobutyronitrile, benzoyl peroxide or perester decomposition.
鏈引發是由偶氮二異丁腈,過氧化苯甲酰或過氧酯分解生成的自由基所引起。The annual productive capacity of the major products are : 13. 8 thousand tons of melamine, 400 thousand tons of urea, 100 thousand tons of calcium carbide, 4000 tons of dicyanamide, 11 thousand tons of white carbon black, 10 thousand tons of edible liquid co2, 20 thousand tons of calcium cyanamide, 30 thousand tons of methanol, 10 thousand tons of formaldehyde, 50 thousand tons of n. p. k. compound fertilizer, 200 tons of guanidine nitrate and 500 tons dissolved acetylene. the calcium carbide is the fine quality product awarded by the state
主要產品生產裝置能力為:年產總氨28萬噸,實物尿素45萬噸三聚氰胺1 . 35萬噸精甲醇3萬噸食品二氧化碳1萬噸電石10萬噸石灰氮2萬噸雙氰胺4000噸溶解乙炔500噸甲醛5萬噸白炭黑1 . 2萬噸熱電廠裝機容量3 . 6萬千瓦,年發電3億千瓦時,供熱450萬吉焦耳機械廠年機加工量2000噸綜合廠復混肥5萬噸。2 solid - phase extraction of benzodiazepines medicine - - ultraviolet derivative spectrophotometry in this paper the solid - phase extraction and uv derivative spectrophotometry quantitative determination method for 7 of drugs, including diazepam, nitrazepam, nordiazepam, temazepam, oxazepam, fluazepam and chlordiazepoxide in blood, urine, liver, kidney, lung and brain
5 5pg 。 l 。二苯並二氮卓類藥物固相葷取一紫外導數光譜檢測法本文建立了血、尿、肝、腎、肺、腦中硝西伴、地西伴、去甲西伴。Synthesis of aryl aroyldiazenes from diaryl substituted acylhydrazines using dioxane 183 ; no2 new oxidant
苯基二氮亞烯甲酰胺的固態合成2 benjia 4 - methyl ketone, 4 - chlorine two benjia methadone, acrylic acid resins, hydrochloric cola organism, 1023 - 1063 nitrogen zhuo methadone, phenyl acetone, reactive copper oxide, chlorobenzene oxygen ethanoic acid, ethyl ammonium chloride de base 3, 4 butadiene styrene brominated ammonium, four butadiene styrene acid hydrogen amines, amino benyi r123 for methadone, a pond amine manufacturing and marketing
甲基二苯甲酮、 4氯二苯甲酮、丙烯酸樹脂、鹽酸可樂啶、月桂氮卓酮、苯基丙酮、活性氧化銅、對氯苯氧乙酸、芐基三乙基氯化銨、四丁基溴化銨、四丁基硫酸氫胺、二氯對氨基苯乙酮、因潢胺製造和銷售。This method is to obtain multi - fungi from water and waster water by methylene chloride fluid - fluid extract nitrogen, and then take the concentration purification to the highly effective liquid phase color spectrometer where it can be detected by the diode matrix detector
摘要用二氯甲烷液液萃取氮吹濃縮法萃取水和廢水中的多菌靈,取濃縮純化后的有機相直接進樣到高效液相色譜儀,用二極體矩陣檢測器檢測,根據保留時間外標法定量。Synthesis and characterization of the complexes of lanthanide perchlorates with n, n ' - dimethyl - n, n ' - diphenyl - 3, 6 - dioxaoctane diamide
三甘雙酰氮甲基苯胺稀土高氯酸鹽配合物的合成及表徵The meso carbon atom of the methine linkage of the dye is attached to the nitrogen atom of an amino group.
該染料的甲川鏈上的中位碳原子與氨基的氮原子相連。This fact is clearly demonstrated by the ready formation of polyethylidene and polybenzylidene from (highly reactive) diazomethane.
這個事實已由(高度活躍的)重氮甲烷快速形成聚乙叉和聚芐叉而清楚的證明。. . creating a new kind of diazomethane
生成一種新得重氮甲烷化合物Creating a new kind of diazomethane
生成一種新得重氮甲烷化合物One might expect azomethane to have a y structure similar to that of acetone(ch3)2co.
可以預期偶氮甲烷分子具有和丙酮(CH3)2CO分子相似的丫形結構。One might expect azomethane to have a y structure similar to that of acetone ( ch3 ) 2co
可以預期偶氮甲烷分子具有和丙酮( ch3 ) 2co分子相似的丫形結構。Spectrophotometric determination of sulfate with chromogenic reagent dibromo - p - methyl - methylsulfonazo
二溴對甲基偶氮甲磺光度法測定水中硫酸根的研究分享友人