The preparations, properties and its applications of betaine amphoteric surfactants is discussed in the paper.

The structure and properties of macroporous strong base-amphoteric resin were studied by using IR and DTA.

利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨.

But the macromolecule amphoteric polyacrylamide effecting on the drainage was much worse than that on retention.

但高分子的聚丙烯酰胺的助滤效果远不及助留效果好.

A qualified amphoteric ionic surface active agent achieved in a lab through an organic synthetic reaction.

通过有机合成反应,在实验室制得符合条件的两性离子型表面活性剂.

Amphoteric monomer is prepared with acrylic acid , dimethylamine and chloroethanol by Mannich reaction.

以丙烯酸、二甲胺、环氧氯丙烷为原料,通过曼尼希反应制得两性离子单体.

A novel method for synthesizing the amino-sulfonic acid series amphoteric surfactants was developed.

给出了氨基磺酸系两性表面活性剂的一种新合成方法.

The results indicate that amphoteric could increase the sizing degree of eucalyptus chemimechanical pulp significantly.

研究了两性淀粉对桉木化机浆中性施胶、桉木化机浆的增强和助留的影响.

The synthesis, structure and properties of the amphoteric polyacrylamide have been studied.

研究了两性聚丙烯酰胺的合成 、 构和性能.

Biological activities of amphoteric surfactants to higher or lower organisms were introduced.

介绍了两性表面活性剂的生理活性.

Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.

已知在液态HF中,也能说明两性行为溶剂分解或络合物形成作用的反应.

Objective : To prepare amphotericin B-polybutylcyanoacrylate-loaded nanoparticle ( AmB-PBCA-NP ) and to assess their ability to pass the blood-brain barrier.

目的: 制备携载两性霉素的聚氰基丙烯酸正丁酯纳米粒 ( AmB -PBCA-NP ),研究其对血脑屏障的透过能力.

For preparation slow release formulation, amphotericin B has been encapsulated with liposome by REV ( Reverse-phase-evaporation ) method .

提要两性霉素B脂质体缓释体系可通过逆相蒸发 法制 得.

Amphotericin B in liposome revealed fine stability.

两性霉素B在脂质体中具有优良的稳定性.

Objective To establish a method for the determination of bacterial endotoxin of ampicillin sodium for injection.

目的建立注射用氨苄西林钠中细菌内毒素含量的定量测定方法.

Conclusion: Compound ampicillin sodium for injection can increase the activity of ampicillin sodium.

结论: 注射用复方氨苄西林钠具有增强注射用氨苄西林钠活性的作用.

HPLC method is developed for the determination of ampicillin sodium and sulbactam sodium.

本文用HPLC法分离测定注射用舒巴坦钠氨苄西林钠中的降解产物、含量.

HPLC method for determination of ampicillin and probenecid capsules was established.

建立了HPLC法测定氨苄西林丙磺舒胶囊的含量.

Objective To establish the quality standard Ampicillin Sodium.

目的建立氨苄西林钠质量控制标准.

Conclusion The method has been applied to the determination of ampicillin sodium in product satisfactory results.

结论将本法用于粉针剂中氨苄西林钠的测定,结果令人满意.

Most of the strain were resistant to penicilinc and ampicillin while was sensitive to cephalosporin antibiotic.

多数菌株对青霉素及氨苄青霉素耐药,而头孢菌素对各种细菌的敏感性较好.

Throng restrain and transfers the peptide. [ CONCLUSION ] ampicillin make bacteria die with cell wall disintegration.

氨 苄 西林通过抑制转肽作用使细菌的细胞壁解体而死亡.