氮的氯化物 的英文怎麼說
中文拼音 [dàndehuàwù]
氮的氯化物
英文
nitrogen chlorides-
( 6 ) 4, 6 - diamino - 5 - nitrobenzofuroxan is designed to synthesis from trichlorobenzene through nitration aminatiom azidation and thermal decomposition. this compound is a new explosive. but we only got the intermediates of the first and second steps ( nitration, amination ) because the limit of time
( 6 )從均三氯苯出發,設計經硝化、氨化、疊氮化和脫氮四步合成4 , 6 -二氨基- 5 -硝基苯並氧化呋咱,這是未見文獻報道的新化合物,不過由於時間關系,我們只得到氨化這一步的中間產物即3 , 5 -二氨基- 2 , 4 -二硝基氯苯,這也是個未見文獻報道的新化合物。Synthesis of chlorosulfonyl - containing pyrazolone azo compounds with thionyl chloride - dmf system
含磺酰氯基吡唑啉酮類偶氮化合物的合成It is the optimal time for subjecting creatine to the medium when cultured to 12h and the concentration of creatine was 0. 75 %. creatine, sarcosine and choline chloride could induce the creatinase production and creatine was the optimal inducer, but creatinine and urea could not induce the creatinase production. 3 purification of creatinase the process of creatinase purification was performed as follows : first the enzyme was completely precipitated in the range of 40 - 80 % of saturation with ammonia sulfate fraction precipitation
最佳氮源為玉米漿和蛋白腖,最佳比例為2 : 3 ,最佳濃度為1 . 6 ;加入其它碳源時有助於菌株穩定產酶; 100ml搖瓶的最佳裝液量為15ml ;肌酸、肌氨酸和氯化膽堿都能誘導菌株產酶,其中肌酸誘導產酶的效果最好,而肌酐和尿素不能誘導菌株產酶;誘導物肌酸的最適加入時間為接種培養12小時后,最適加入量為0 . 75 。The results of the experimental tests show that nh4cl and k2hpo4, kh2po4 are the most available nutrents to our isolates when they are degrading oils. the most suitable experinment condition is : temperature being 30 c, initial ph being 7 - 8, the shaking rate of the culture flasks is 180 r / min, the concentration of nacl is 1 %. the biodegradation results have shown that our 6 isolates have the effective degradation capability to crude oil ; within 6 days the transforing rate of oil by each single strain is more than 60 %
本研究分離出的6株菌,初步鑒定結果為: sy1為微桿菌屬、 sy2為諾卡氏菌屬、 sy3和sy5為假單胞菌屬、 sy4和sy6為芽孢桿菌屬;實驗結果表明, 6菌株的最佳氮源為氯化銨( nh _ 4cl ) ,最佳磷源為磷酸氫二鉀和磷酸二氫鉀的混合物,最適生長條件為:溫度為30 ,初始ph值為7 8 ,搖床轉速為180r min ,鹽( nacl )濃度為1 ;通過降解實驗得出6株菌對原油都有較強的降解能力,單一菌株在5天後的原油降解率都高於60 , 6株菌對原油的生物降解反應符合一級反應動力學特徵。In this paper, six methods of ammonia - nitrogen wastewater physic - chemical denitrication treatment were infroduced, such as blow - removal, steam - abstraction, crystallization, chemical precipitation, chlorination and ion exchange. their mechanisms and engineering application were analyzed and studied respectively. several problems to be cared for in development and implemention of the wastewater treatment techniques were pointed out
介紹了吹脫法、氣提法、結晶法、化學沉澱法、氯化法、離子交換法6種常用的氨氮廢水物化法脫氮處理技術和工程應用情況,並指出了在開發和實施氨氮廢水脫氮處理技術(工程)時需要注意的問題。In view of this declining quality and the need to maintain clean drinking water, treatment processes became more sophisticated and expensive. to neutralise the ammoniacal nitrogen in the raw water, larger quantities of chlorine were added
政府在過濾過程中,為中和氨氮含量而加添的氯氣所產生的氯化物,更被市民懷疑會引起癌癥,市民對飲用東江水失去信心。The result shows that the sources of pollutant mainly include non - point - source, line - source and point - source, with nh ( superscript + subscript 4 ), no ( superscript - subscript 3 ), so ( superscript 2 - subscript 4 ), phenanthrene, bhc, fe and mn mainly from non - point - source, nh ( superscript + subscript 4 ), hg, cd, cod, phenanthrene, bhc mainly from line - source, and so ( superscript 2 - subscript 4 ), dimethoate and cn ( superscript - ) from point - source
研究結果表明,地下水污染源有面源污染、線源污染、點源污染;其中屬于面源污染的污染物主要有氨氮、硝氮、硫酸根、菲、六氯環已烷、鐵和錳;屬于線源污染的污染物主要有氨氮、汞、鎘、 cod 、菲、六氯環已烷等;屬于點源污染的污染物有硫酸根、樂果、氰化物。Water quality - determination of dissolved anions by liquid chromatography of ions - determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water
水的質量.用液態離子色譜法測定已溶解的陰離子.第2部分:在廢水中溴化物氯化物氮化物亞硝酸鹽正磷酸鹽和硫酸鹽的測定分享友人