Glutaraldehyde was prepared by oxidation of cyclopentene with aqueous solution of hydrogen peroxide.

用過氧化氫水溶液氧化環(huán)戊烯制得戊二醛。

The composition comprises: 35 to 65 wt % of an anionic detergent or surfactant selected from alkyl benzene sulphonic acids, alpha olefine sulfonates, long chain fatty acid sulphates, higher fatty acids, as well as the alkali metal and alkaline earth metal salts thereof, and natural detersive agents, and mixtures of any of these; 3 to 15 wt % of a non-ionic detergent or surfactant selected from alkoxylated alkyl phenols and alkoxylated fatty alcohols; 5 to 10 wt % of a water-swellable cellulose derivative or a salt thereof, wherein the cellulose derivative exhibits a viscosity of at least about 1500 cps, measured in a 1 % aqueous solution at 25 DEG C with a Brookfield viscometer having spindle 3, speed 30rpm, factor 40 for viscosities of 2500-3500 cps; 6 to 20 wt % of a solubility regulator selected from alkali metal and alkaline earth metal chlorides, carbonates and sulphates, aluminosilicates and starch; and 0 to 20 wt % of a fragrance or perfume in solid, liquid or microencapsulated form.

該組合物包含：a35―65％重量的陰離子洗滌劑18禁超污又黄又爽的免费网站，其選自烷基苯磺酸亚洲日本看视频、α－鏈烯烴磺酸鹽秋霞在线观看、長鏈脂肪酸硫酸鹽、高級脂肪酸以及其堿金屬和堿土金屬鹽和天然的去污劑亚洲中文久久精品无码，和任何這些組分的混合物色玖玖视频在线观看；b）3―15％重量的非離子洗滌劑，選自烷氧基化烷基酚和烷氧基化脂肪醇久久久精品中文字幕加勒比；c）5～10％重量的水可溶漲的纖維素衍生物或它們的鹽欧美日韩操，其中纖維素衍生物按1％水溶液在25℃下用Brookfield粘度計(jì)（3號轉(zhuǎn)軸，轉(zhuǎn)速30rpm在线黄色网站大全，2500―3500cps粘度的因子是40測定；具有粘度至少約1500cps91在线精彩；d）6―20%重量的溶解性調(diào)節(jié)劑日韩黄片AV，選自堿金屬和堿土金屬氯化物、碳酸鹽和硫酸鹽亚洲最新的黄色网站、硅鋁酸鹽和淀粉97一级毛片全部免费播放；和e）0～20％重量的為固體、液體或微囊包封形式的香精人人干人人操国产。

Aqueous solution of salts in more or less constant ratio, whose composition depends on several factors among which predominate living organisms, detrital sedimentation and the related chemical reactions.

中文解釋=溶解於水中的鹽類多少保持著琠w的比率99久久九九国产精品，其組成所依賴的幾個(gè)因素有大量的生物群、細(xì)碎的沉淀物和相關(guān)的化學(xué)反應(yīng)日韩A片一级无码专区网址。

OH radicals produced by ultrasound in aqueous solution attack phenolic cycle at adjacent or para position of the hydroxyl on phenol so that phenol is changed into small organic molecules such as muconic acid, maleic acid and ethane diacid. These small organic molecules will be oxidized to form carbon dioxide and water by.

苯酚超聲降解的作用機(jī)理是饥渴熟妇高潮喷水，超聲空化在水溶液中產(chǎn)生的·OH自由基進(jìn)攻苯酚苯環(huán)上羥基的鄰位或?qū)ξ欢贡江h(huán)斷裂生成己二烯酸、順式丁烯二酸和乙二酸小分子有機(jī)物而使苯酚得以降解又大又硬又粗视频网站免费观看，這些小分子有機(jī)物在·OH自由基的進(jìn)一步作用下最終被氧化成CO〓和H〓O美女污疼视频网站。

Experiments were carried out by using the membrane sheet made of cellulose ester as a permeable barrier to dialyze urea from the aqueous solution. Theoretical predictions are in good agreement with the experimental results.

而本實(shí)驗(yàn)是以纖維酯為材質(zhì)的薄膜做為阻隔膜將尿素由單行程裝置水溶液端透析到薄膜的另一端，而理論的預(yù)測值與實(shí)驗(yàn)的結(jié)果相當(dāng)吻合欧美性免费。

After the click reaction of the SCL micelles and azide-terminus PNIPAM homopolymer, the novel PNIPAM-functionalized SCL micelles with pH-responsive cores and outer thermosensitive coronas were prepared, which was investigated act as excellent candidate of nanosized drug delivery vehicles. Finally, two types of novel shell cross-linked micelles in aqueous solution were prepared from these remarkable PMEO_2MA-b-P(DMA-co-QDMA)-b-PDEA triblock copolymers by cross-linking the inner P(DMA-co-QDMA) shell of micelles upon the addition of diazide tetra derivative in the presence of copper catalyst using click chemistry.

另外黄色在线网站视频，還可以使用溴丙炔對ATRP聚合出的PMEO_2MA-b-PDMA-b-PDEA三嵌段的中間PDMA嵌段進(jìn)行部分季胺化，這樣可以利用兩端疊氮化的四甘醇來交聯(lián)由PMEO_2MA-b-PDMA-b-PDEA在不同條件下形成的兩種分別以PMEO_2MA或PDEA為核的膠束A性视频AAA，從而實(shí)現(xiàn)了從同一個(gè)聚合物直接在水溶液中得到兩種內(nèi)核不同敏感的殼交聯(lián)膠束日韩精品视频热线在线观看。

Finally, two types of novel shell cross-linked micelles in aqueous solution were prepared from these remarkable PMEO_2MA-b-P(DMA-co-QDMA)-b-PDEA triblock copolymers by cross-linking the inner P(DMA-co-QDMA) shell of micelles upon the addition of diazide tetra derivative in the presence of copper catalyst using click chemistry.

來源：1212A21BC論文網(wǎng)www.abclunwen.com

A white-threadlike solid copolymer has been prepared from maleic anhydride, acrylamide and methyl acrylate initiated by dibenzoyl peroxide in an aqueous solution. The scale inhibiting efficiency of the copolymer to simulated water containing CaCO3 is studied.

以馬來酸酐、丙烯酰胺www.噜噜噜、丙烯酸甲酯為單體99看黄，水為溶劑，過氧化二苯甲酰為引發(fā)劑合成一種白色絲狀固體共聚物阻垢劑欧美AAAA在线视频播放。

The cage effect of Gn potassium aqueous solution calculated by theα-cleavage photoreaction product distribution of substituted dibenzyl ketone was 14%, 18%, 22% and 42% for generations 1-4, respectively, which indicates that G4 takes a more close spherical shape with strong confine ability.

研究結(jié)果表明国产交换配乱婬视性色aV，羧基為末端基團(tuán)的芳醚樹枝形聚合物Gn (n = 1-4)鉀鹽水溶液籠效應(yīng)隨代數(shù)增加而增大，從G1到G4wwwaaa827com，籠效應(yīng)分別為14%欧美456正片、18%不卡能看的黄色网站一区二区、22%和42%，樹枝形聚合物3代到4代從開放結(jié)構(gòu)變?yōu)榻跚蛐蔚姆忾]結(jié)構(gòu)的顯著變化使G4表現(xiàn)出明顯高于其他三代的籠效應(yīng)深夜在线网址在线观看网站大全。

Through the study on the crystallization process of aqueous solution of amino acids,dicarboxylic acids and complexes by streaming potential method,that will helps to further study on the crystallization or the precipitation process of amino acid complexes and the electrical characteristics on the solid-liquid interface.

通過流動電位法對水溶液體系中氨基酸两人作爱视频在线看免费、二元羧酸和配合物結(jié)晶過程的研究，有助于進(jìn)一步研究氨基酸配合物結(jié)晶和沉淀過程相界面的動電現(xiàn)象看片a免费观看视频大片。