過氧化鈉 的英文怎麼說
中文拼音 [guòyǎnghuànà]
過氧化鈉
英文
sodium dioxide-
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。Meanwhile adopting two - step process of viscosity - decreasing method, i. e. adding hydrogen peroxide during the process of basification and abstersion to decrease the viscosity of alkaline cellulose, as a result the sodium carboxymethyl cellulose with ultra low viscosity was obtained
同時,採用二步降粘法,在堿化及洗滌過程中加入過氧化氫,以降低纖維素鈉的粘度,制得超低粘度的梭甲基纖維素鈉。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 。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。Ethyl cellulose was synthesized successfully in one - step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent
摘要採用纖維素與過量的氯乙烷及氫氧化鈉反應,以甲苯為稀釋劑,用一步法成功地合成了乙基纖維素。In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia
本文分析了壓力容器及設備在濕潤硫化氫、氫氧化鈉溶液和液氨介質中應力腐蝕開裂的機理和應力腐蝕開裂的過程。The synthesis of new disinfector of trisodium phosphate - hydrogen peroxide complex
新型消毒劑過氧化氫磷酸鈉復合物合成The algae removing rate of four algaecides increased with dose increasing, and the sequence of four algaecides " removing rate on algae from high to low were potassium permanganate, sodium hypochlorite or copper sulfate and hydrogen peroxide. the suitable contact time of four algaecides was also given. the paper compared with the rate of algae removal by any one of three algaecides for two source water
結果表明,實驗期間,引黃水中藻類絕大多數為硅藻,優勢藻屬為硅藻門的直鏈藻屬,占藻類總數的78 94 ;四種殺藻劑的藻類去除率隨殺藻劑投加量的增加而提高,實驗條件下,四種殺藻劑的藻類去除率由大到小依次為:高錳酸鉀次氯酸鈉或硫酸銅過氧化氫。This japer introduces characteristic of peroxide bleaching, advantage and disadvantage of sodium silicate used for principal additive in peroxide bleaching process, mechanism of silicate precipitating, practice in control of silicate deposition in dip production
摘要本文介紹了過氧化氫漂白特點,硅酸鈉作為過氧化氫漂白的重要添加劑的優缺點,硅酸鹽沉積機理,脫墨漿生產中防止硅酸鹽垢的生產實踐。Apical shapes were formed through electropolishing in the 1 - m naoh water solution at 2 volts with reciprocating the electrode array
尖端的形狀通過電解拋光法構成, 2伏的電壓在電極陣列和1m氫氧化鈉溶液之間互換。This paper illustrates the reaction of larch bark tannin extracts with sulfite and sodium hydroxide and the tests of its solution viscosity, mw - distribution and thin - layer chromatography
摘要通過對落葉松栲膠進行亞硫酸鹽和氫氧化鈉的改性,則定其溶液黏度,用不同溶劑進行分級和薄層色譜。The process normally involves treating the yarn or woven article with a cold, concentrated sodium hydroxide solution under tension
絲光處理的過程一般包括在壓力環境下用冷的,濃縮的氫氧化鈉溶液處理紗線或都已織好的布料。Test method for hydrolyzable chloride in peroxy esters and peroxy discarbonates x - 15 - 356 92 - 03 item 14
過氧化酯和過碳酸氫鈉可水解氯測試方法According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography
第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流效率,在通常情況下電流效率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的有效面積達到提高極限電流的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確等優點。Vulcanized rubber - determination of total sulfur content - sodium peroxide fusion method
硫化橡膠中總硫量的測定過氧化鈉熔融法Rubber - determination of total sulfur content - part 2 : sodium peroxide fusion method
橡膠.含硫總量的測定.第2部分:過氧化鈉熔化法Standard test method for phosphorus in organic compounds by sodium peroxide bomb ignition
用過氧化鈉彈燃燒法測定有機化合物中磷的試驗方法Standard test method for sulfur in organic compounds by sodium peroxide bomb ignition
用過氧化鈉彈燃燒法測定有機化合物中硫含量的標準試驗方法Standard test method for chlorine in organic compounds by sodium peroxide bomb ignition
用過氧化鈉彈燃燒法測定有機化合物中氯含量的標準試驗方法Sodium hydroxide, found in drain, metal and oven cleaners, is extremely irritating to eyes, nose and throat and can burn those tissues on contact
過氧化鈉:多見于下水道清潔劑、金屬清潔劑、爐灶清潔劑中,對眼、鼻、喉有強烈刺激作用,不慎接觸則對皮膚有燒傷作用。分享友人