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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. 报道了水溶性 1－（5－溴－2－吡啶偶氮）－2，7－萘二酚－6－磺酸（5－Br－PADN－S）的制备方法及其分析特性。
Keywords pyridylazo） 2 naphthol 6 sulphonic Acid;spectrophotometry;iron; 吡啶偶氮）-2-萘酚-6-磺酸;分光光度法;铁;
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备大鼠实验性溃疡性结肠炎模型。
Di 2 ethylexyl maleate is synthesized from maleic anhydride and isooctyl alcohol using toluene p sulfonic acid as a catalyst. 以顺丁烯二酸酐和异辛醇为原料,用对甲苯磺酸作催化剂合成顺丁烯二酸二异辛酯。
Objective To study the content of NO/MDA/SOD in 2, 4, 6-trinitrobenzene sulfonic acid (TNBS) induced ulcerative colitis (UC) in rats. 摘要目的探讨三硝基苯磺酸溃疡性结肠炎模型大鼠NO、MDA、SOD的动态变化。
Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品为深褐色液体；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. 以乙烯基异丁醚(VIBE)、丙烯酸(AA)、2-丙烯酰胺-2-甲基丙磺酸(AMPS)为单体,合成了单体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)制备大鼠溃疡性结肠炎模型,将动物随机分为正常对照组、模型组、生理盐水组及雷公藤多甙组4组。
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:应用2,4,6-三硝基苯磺酸(TNBS)复制炎症性肠病动物模型,观察中药肠康饮(CKY)对炎症性肠病的干预作用。
Sulfonic acid is a foaming acid available from some of the oil companies. 磺酸是从一些炼油公司获得的一种起泡酸。
Eastman-AQ is a new kind of polymer (ester sulfonic acid) cation exchanger. Eastman-AQ(AQ-55D,AQ-29D)是一种新的聚合物(磺酸酯)阳离子交换剂,涂于玻碳电极上,形成的膜具有强的附着力、高的选择性、良好的离子交换及防污性能。
Method phenol sulfonic acid chromatometry was used in the experiment. 结果翼首草含糖量较高,且不同药用部位含糖量不同。
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. 以水为溶剂,采用过氧化物-次磷酸盐为引发体系,用马来酸酐(MA),2-丙烯酰胺-2-甲基丙磺酸(AMPS),丙烯酸(AA)为单体在水相中合成了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. 结果表明;添加2-3‰氨基磺酸(对绝干浆);在漂到相同白度的条件下;撕裂指数提高13.;6%25;聚合度提高25
A series of gallate ester were prepared in use of dodecyl benzene sulfonic acid as catalyst. 以工业用十二烷基苯磺酸为催化剂制备了一系列没食子酸酯,讨论了影响酯化反应的各种因素。
Methods AEO 9 and dodecylbenzene sulfonic acid of different weight ratio were mixed in the solutions. 目的探讨脂肪醇聚氧乙烯醚(AEO)9水溶液增稠条件。
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剂,制备聚乙二醇二丙烯酸酯。
If you subtract 2 from 8, you get 6. 8减去2是6。
The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated. 研究对甲基苯磺酸催化合成阿魏酸单甘油酯的工艺。
Effect of amino sulfonic acid on hypochlorite bleaching of masson pine kraft pulp was experimented. 试验了氨基磺酸对马尾松硫酸盐化学木浆次氯酸盐漂白的影响。