探讨了汞盐和硝基苯磺酸催化甲苯硝化机理。
The mechanisms of the catalytic nitration of toluene were discussed.
方法制备大鼠乙酸性结肠炎和2,4,6三硝基苯磺酸(TNBS)结肠炎模型。
METHODS The rat colitis model was induced by acetic acid or 2, 4, 6-trinitrobenzene sulfonic acid (TNBS) enema.
目的：观察己酮可可碱（PTX）对2 ，4 ，6三硝基苯磺酸（TNBS）肠炎模型影响。
Objective:To investigate the roles of pentoxifylline(PTX) on the murine 2,4,6 trinitrobenzene sulfonic acid (TNBS) colitis model.
方法利用三硝基苯磺酸(TNBS)复制大鼠溃疡性结肠炎模型，灌胃给方法予苦参碱溶液进行治疗。
Methods We made the model of ulcerative colitis by TNBS, and used the matrine to treat animals.
得出以间硝基苯磺酸钠为氧化剂、EDTA为络合剂、氟化钾为缓蚀剂、RL - 3为催化剂的配方。
The formulation was obtained which USES sodium m-nitrobenzene sulfonate as oxidant, disodium EDTA as complexing agent, KF as corrosion inhibitor, and RL-3 as catalyst.
实验研究了改性骨架镍催化剂在间硝基苯磺酸（3-NBSA）加氢还原制备间氨基苯磺酸（3-ABSA）中的应用。
In this experiment, 3-Aminobenzenesulfonic acid(3-ABSA) was synthesized by catalyzing the hydrogenation of 3-nitrobenzenesulfonic acid(3-NBSA)with modified raney Ni catalyst.
方法用三硝基苯磺酸（TNBS）复制实验性大鼠UC模型。将其随机分为模型组、抗溃结复发方组、畅美组，并设正常对照组。
Methods UC model rats were duplicated with TNBS and randomly divided into model control group, west ern medicine group, Chinese medicine group and normal control group.
通过比较木素磺酸盐和模型物接枝前后酚羟基的含量和碱性硝基苯氧化产物得率的变化，对接枝反应位置进行了研究。
The graft site was studied by comparing the phenolic contents, yields of alkaline nitrobenzene oxidation products of lignosulfonates, model compounds and their copolymers.
通过比较木素磺酸盐和模型物接枝前后酚羟基的含量和碱性硝基苯氧化产物得率的变化，对接枝反应位置进行了研究。
The graft site was studied by comparing the phenolic contents, yields of alkaline nitrobenzene oxidation products of lignosulfonates, model compounds and their copolymers.
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