過氧酸 的英文怎麼說
中文拼音 [guòyǎngsuān]
過氧酸
英文
peracid-
Using refined cotton, chloroacetic acid, sodium hydroxide and hydrogen peroxide as main feedstock, sodium carboxymethyl cellulose was made by the process of basification, etherification, abstersion and drying
摘要以精製棉、氯乙酸、氫氧化鈉和過氧化氫為原料,經過堿化、醚化、洗滌、乾燥,制得羧甲基纖維素鈉。Research on the acidolysis process of anaerobic acidification bacterium
厭氧酸化菌產酸過程研究The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明,在實驗條件下,四種殺藻劑均具有一定的殺藻效果,藻類去除率均隨藥劑投量的增加而提高;原水藻類數量影響殺藻劑殺藻效果,四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低;通過殺藻效果、經濟性以及安全性等方面的綜合比較,對于以有毒藍藻為優勢藻屬的引灤水,四種殺藻劑的優劣程度從優到劣排序為:高錳酸鉀硫酸銅過氧化氫次氯酸鈉;在實驗條件下,高錳酸鉀適宜投加量為0 . 8mg l ,藻類去除率高於90 ,所需的藥劑費用僅為0 . 0068元m ~ 3 。Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.
亞硝酸酯與過氧化烷基反應,得到烷基硝酸酯。The process of preparing sodium pyroantimonate by oxidative reflux method from antimonous oxide using hydrogen peroxide solution as on oxidatct was studied and the optimal processing conditions were determined by the quality analysis of the products
摘要本文研究了以三氧化二銻為原料、過氧化氫為氧化劑、常壓氧化迴流法制備銻酸鈉的工藝過程,並通過產品質量分析確定了適宜的制備工藝條件。According to the research of physiological and biochemical indicators or index, components of soluble proteins, substrate protein of phosphorylation and the activity of protein kinase in low - temperature stress in the leaves of brassica oleracea l., we tried to find the law of the physiological and biochemical response of brassica oleracea l. leaf to low temperature. at the same time, discussion on the signal transduction can also provide further evidences for revealing the mechanism of low - temperature stress. the results are showed as follows : malondialdehyde ( mda ), superoxide dismutase ( sod ), ascorbate peroxidase ( asp ) and peroxidase ( pod ) activities were changed greatly after 0 ~ 30min ' s treating with low temperature
本文以甘藍葉片為材料,通過對低溫5脅迫下甘藍生理生化指標、可溶性蛋白組分以及磷酸化底物蛋白、蛋白激酶活性的研究,以期找出甘藍葉片對低溫脅迫的生理生化響應規律,為甘藍露地越冬栽培防範寒害提供理論指導,同時對低溫脅迫下甘藍逆境信號傳導進行了探討,從而為徹底弄清低溫脅迫機理提供進一步的證據,研究的主要結果如下:丙二醛含量( mda ) 、超氧化物歧化酶( sod ) 、抗壞血酸過氧化物酶( asp )和過氧化物酶( pod )活性在低溫處理0 30min發生顯著變化,低溫處理3min后,甘藍葉片內mda含量基本沒有變化,處理5min時出現第一個峰值,達到對照的104 . 10 , 10min出現低谷,僅為對照的86 . 27 ,隨后再次上升, 30min時超過第一峰值,為對照的113 . 93 。Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining
用途:用於製造過硫酸鹽的製造;用於苯胺染料的製造,甕染料的氧化發色劑;用於氧化金屬表面處理;用於有機合成工業中,高分子物聚合的引發劑;油的脫色和漂白,變敗酵母的洗滌,脫臭,小麥的催熟劑;石油開採用于井下壓裂的添加劑。Producer of synthetic fiber precursors, including cyclohexanone, cyclohexane, cyclohexanol, caprolactam, hydroxylamine, ammonium sulfate, and butanone oxime. located in china
-生產銷售二氧化硫脲,甲脒亞璜酸,過氧化氫,雙氧水等有機化學品,包括公司簡介產品介紹等2 gene and had conservative amino acids of catalase
2基因具有45的同源性,具有過氧化氫酶的保守氨基酸殘基。0. 5 crosses oxygen second acid solution or effective chloric arrive for every litres of 1000 milligram of 2000 milligram contain sparge of chloric disinfectant solution
0 5過氧乙酸溶液或有效氯為每升1000毫克到2000毫克的含氯消毒劑溶液噴霧。The results showed that the cucumber seeds soaked with extracts of total alkaloid, dissoluble alkaloid and fat - soluble alkaloid from p. multisectum ( maxim. ) bobr., the activities of amylase, protease and lipase during seed germination were inhibited, the seed vigor and germination rate were suppressed, and respiration rate of seedling was slackened ; root activity, chlorophyll content and activities of nitrate reductase, superoxide dismutase sod ) and peroxidase ( pod ) of cucumber seedlings during seedlings growth were increased
結果表明,多裂駱駝蓬總生物堿提取液、水溶性生物堿提取液和脂溶性生物堿提取液浸種均抑制黃瓜種子萌發過程中澱粉酶、蛋白酶和脂肪酶活性,種子活力和萌發速率降低,呼吸速率減慢;幼苗生長過程中根系活力、硝酸還原酶活性升高,葉綠素含量增加,超氧化物歧化酶( sod )和過氧化物酶( pod )活性提高。Effects of cerium trichloride and rare earth nitrate on peroxidase isozyme and esterase isozyme in sugarcane
硝酸稀土對甘蔗過氧化物酶同工酶和酯酶同工酶的影響Second, the activities of protective enzymes i. e. superoxide dismutase ( sod ), peroxidase ( pod ), and ascrobate peroxidase ( apx ) exhibited down - up - down trends when treated with 2 @ and 8 @, and these activities sustained at a relatively high level. this indicated euonymus japonicus " zhuzi " had relatively high adaptability to cold stress
( 2 ) 『粗枝』大葉黃楊在零上低溫時,細胞保護酶超氧化物歧化酶( sod ) 、過氧化物酶( pod ) 、抗壞血酸過氧化物酶( apx )的活性先降低後上升,又下降並維持較高的水平,表明『粗枝』大葉黃楊對低溫脅迫有一定的適應性。Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted
研究的主要結果具體如下: 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素,確定了浸出鋅浮渣的最佳條件為:液固比為6 : 1 ,攪拌速度為250r min ,粒度為- 120目,酸浸時間為5 . 0h ,硫酸濃度30 ,鋅浮渣的浸出率大於92 . 0 ; 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上,提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法,並分析和討論了影響除錳率和除鐵率等各種因素,確定了除錳的條件為:溫度90 , ph值5 . 4 ,反應時間3h ,過硫酸銨達到理論值的1 . 2倍,除錳率超過99 . 86 ;聯合法除鐵的條件為:氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。Potassium humate application obviously increased the activities of superoxide dismutase ( sod ), peroxidase ( pod ) and catalase ( cat ), decreased the content of mda, and delayed the senescence of ginger root
施用腐植酸鉀明顯地提高了生育後期根系的超氧化物歧化酶、過氧化物酶和過氧化氫酶活性,降低了膜脂過氧化產物丙二醛含量,延緩了根系衰老。It has studied the action of hydrogen peroxide on nitrous acid.
它研究了過氧化氫對亞硝酸的作用。As the application of the transgenic technology, oil content of rapeseed is increasing more and inure
不利的儲藏條件常導致油脂的酸值和過氧化值升高,油色變暗。Methods for chemical analysis of spodumenite and lepidolite concentrates - the persulfate oxidation photometric method for the determination of manganous oxide content
鋰輝石,鋰雲母精礦化學分析方法過硫酸鹽氧化光度法測定-氧化錳量Carboxylic acid was peroxidized in organic solvents catalyzed by lipase and glycidol was synthesized from allyl alcohol catalyzed by acid peroxide
摘要利用脂肪酶在有機介質中催化制備過氧酸,丙烯醇在過氧酸的作用下發生環氧化反應生成環氧丙醇。分享友人