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- A new water soluble color reagent 1 (5 bromo 2 pyridylazo) 2,7 hydronaphthoquinone 6 sulfonic acid (5 Br PADN S) was synthesized. 報道了水溶性 1-(5-溴-2-吡啶偶氮)-2,7-萘二酚-6-磺酸(5-Br-PADN-S)的制備方法及其分析特性。
- Di 2 ethylexyl maleate is synthesized from maleic anhydride and isooctyl alcohol using toluene p sulfonic acid as a catalyst. 以順丁烯二酸酐和異辛醇為原料,用對甲苯磺酸作催化劑合成順丁烯二酸二異辛酯。
- Objective To study the content of NO/MDA/SOD in 2, 4, 6-trinitrobenzene sulfonic acid (TNBS) induced ulcerative colitis (UC) in rats. 摘要目的探討三硝基苯磺酸潰瘍性結腸炎模型大鼠NO、MDA、SOD的動(dòng)態(tài)變化。
- Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品為深褐色液體;有醋酸及煤焦油的特臭。
- A series of copolymers containing vinyl isobutyl ether (VIBE),acrylic acid(AA),2 - acrylamido - 2 - methyl propane sulfonic acid(AMPS) have been synthesized. 以乙烯基異丁醚(VIBE)、丙烯酸(AA)、2-丙烯酰胺-2-甲基丙磺酸(AMPS)為單體,合成了單體比例不同的系列聚合物。
- Methods Rat colitis model was induced by 2,4,6-trinitrobenzene sulfonic acid(TNBS), The rats were randomly divided into 4 groups:normal group,model group、NS group and TII group. 方法采用三硝基苯磺酸(TNBS)制備大鼠潰瘍性結腸炎模型,將動(dòng)物隨機分為正常對照組、模型組、生理鹽水組及雷公藤多甙組4組。
- Objective To reproduce the inflammatory bowel disease(IBD) models induced by 2,4,6-trinitrobenzene sulfonic acid(TNBS),and to investigate the effect of Changkangyin(CKY) on it. 目的:應用2,4,6-三硝基苯磺酸(TNBS)復制炎癥性腸病動(dòng)物模型,觀(guān)察中藥腸康飲(CKY)對炎癥性腸病的干預作用。
- Sulfonic acid is a foaming acid available from some of the oil companies. 磺酸是從一些煉油公司獲得的一種起泡酸。
- Eastman-AQ is a new kind of polymer (ester sulfonic acid) cation exchanger. Eastman-AQ(AQ-55D,AQ-29D)是一種新的聚合物(磺酸酯)陽(yáng)離子交換劑,涂于玻碳電極上,形成的膜具有強的附著(zhù)力、高的選擇性、良好的離子交換及防污性能。
- Method phenol sulfonic acid chromatometry was used in the experiment. 結果翼首草含糖量較高,且不同藥用部位含糖量不同。
- A copolymer called MA AMPS AA POCA was prepared from MA(maleic anhydride),APMS(2 acrylamido 2 methylpropane sulfonic acid),and AA(Acrylic acid)in Water phase by using peroxide hypophos phite as initiator. 以水為溶劑,采用過(guò)氧化物-次磷酸鹽為引發(fā)體系,用馬來(lái)酸酐(MA),2-丙烯酰胺-2-甲基丙磺酸(AMPS),丙烯酸(AA)為單體在水相中合成了MA-AMPS-AA-POCA共聚物。
- The results show that Tear and Polymerization degree of Masson Pine kraft pulp are increased 13.6%and 25.9%after adding 2‰-3‰Amino sulfonic acid,and pulp brightness can remain the same level. 結果表明;添加2-3‰氨基磺酸(對絕干漿);在漂到相同白度的條件下;撕裂指數提高13.;6%25;聚合度提高25
- Keywords pyridylazo) 2 naphthol 6 sulphonic Acid;spectrophotometry;iron; 吡啶偶氮)-2-萘酚-6-磺酸;分光光度法;鐵;
- Method The rat model of ulcerative colitis was induced with2,4,6 trinitrobenzene sulfonic acid. 方法采用三硝基苯磺酸法制備大鼠實(shí)驗性潰瘍性結腸炎模型。
- A series of gallate ester were prepared in use of dodecyl benzene sulfonic acid as catalyst. 以工業(yè)用十二烷基苯磺酸為催化劑制備了一系列沒(méi)食子酸酯,討論了影響酯化反應的各種因素。
- Methods AEO 9 and dodecylbenzene sulfonic acid of different weight ratio were mixed in the solutions. 目的探討脂肪醇聚氧乙烯醚(AEO)9水溶液增稠條件。
- Dodecylbenzene sulfonic acid was used as catalyst for the preparation of polyethylene glycol diacrylate. 用十二烷基苯磺酸作酯化催化劑,制備聚乙二醇二丙烯酸酯。
- The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated. 研究對甲基苯磺酸催化合成阿魏酸單甘油酯的工藝。
- Keywords pyridylazo) 2 naphthol;Iron;Manganese;Complex adsorption wave; 吡啶偶氮)-2-萘酚;鐵;錳;配合物吸附波;
- Effect of amino sulfonic acid on hypochlorite bleaching of masson pine kraft pulp was experimented. 試驗了氨基磺酸對馬尾松硫酸鹽化學(xué)木漿次氯酸鹽漂白的影響。