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- The sodium is removed with cation exchange resin. 钠用阳离子交换树脂来分离。
- The sodium is removed with cation exchange resin . 钠用阳离子交换树脂来分离。
- The effect of cation exchange resins on water dissociation is studied by measuring the current-voltage curves of the cell. 通过测量电流-电压特性曲线，研究了离子交换树脂对水解离的作用。
- The reaction adopted strong-acid cation exchange resin catalysed phthalic anhydride and butyl alcohol. 采用强酸性阳离子交换树脂催化邻苯二甲酸酐与正丁醇的酯化反应。
- We used cation exchange resin to separate the free vincristine sulfate from the liposomes. 用阳离子树脂分离脂质体与游离药物,测定包封率。
- Synthesis of methyl lactate on the cation exchange resin was studied under the diffrent conditions. 以大孔强酸性阳离子交换树脂作催化剂,在不同条件下催化合成乳酸甲酯。
- In the mean while, the sample was transformed with cation exchange resin, the molar ratio of sufate ions to carboxylate ions was determined. 同时将样品通过氢型阳离子交换树脂转型，测定其硫酸根与羧酸根离子摩尔比。
- In the mean while, the sample was transformed with cation exchange resin,the molar ratio of sufate ions to carboxylate ions was determined. 同时将样品通过氢型阳离子交换树脂转型，测定其硫酸根与羧酸根离子摩尔比。
- Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed. 莰烯在阳离子交换树脂固定床催化下与乙醇反应生成异菠基乙醚。
- With the catalyst of 732 type cation exchange resin,the improved synthesis process of epoxy soybean oil in free solvent was studied. 以732%23强酸性阳离子交换树脂为催化剂,采用改进型无溶剂法工艺合成环氧大豆油。
- The strongly acidic cation exchange resin catalyzed synthesis of fructone-B by the reaction of ethyl acetoacetate and 1,2-propanediol was studied. 采用强酸性阳离子交换树脂为催化剂,以乙酰乙酸乙酯、1,2-丙二醇为原料合成苹果酯-B。
- The technological conditions of nonylphenol production from phenol and nonene using acidic cation exchange resin as catalyst were studied. 研究了以苯酚、壬烯为原料,酸性阳离子交换树脂为催化剂,进行烷基化反应生产壬基酚的工艺条件。
- Dibutyl succinate was synthesized catalyzed by a strong acid cation exchange resin from succinic acid and n-butyl alcohol. 用强酸性阳离子交换树脂催化丁二酸和正丁醇的酯化反应,合成了丁二酸二丁酯。
- The intrinsic kinetics of the hydration reaction of cyclopentene was investigated in the presence of a strong acidic cation exchange resin catalyst. 以强酸性阳离子交换树脂为催化剂,对环戊烯水合制环戊醇反应的本征动力学进行了研究。
- Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong-acid cation exchange resin. 以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林。
- Conclusion The methods of extraction of alkaloids with alcohol and separation with strong acid cation exchange resin are economy,... 结论乙醇提取、强酸性阳离子树脂提取、分离总生物碱是一种经济简便、效率较高的方法。
- The intrinsic kinetics of the oligomerization of isobutene was investigated in the presence of strong acid cation exchange resin catalyst. 以强酸性阳离子交换树脂为催化剂,对异丁烯齐聚反应动力学进行了研究。
- A high ratio of anion exchange resinover cation exchange resin leads to the formation of Cu(OH)2 and CuO precipitationin the resin bed and on the membrane surface. 过大的阴阳树脂比例导致树脂床层和膜面形成 Cu(OH)2和 CuO 沉淀;
- Intrinsic kinetics of isobutene(IB) oligomerization was investigated over strong acid cation exchange resin as catalyst in presence of tert-butyl alcohol(TBA). 在强酸性阳离子交换树脂(催化剂)和叔丁醇体系中,对异丁烯(IB)的齐聚动力学进行了研究。
- The extracts were passed through cation exchange resin Zerolite 225 and anion exchange resin Amberlite IRA-400 to separate them into organic acids, amino acids and sugars. 提取液通过阳离子交换树脂 Zerolite 225及阴离子交换树脂 AmberliteIRA-400,以分离出有机酸、氨基酸及糖三类化合物。
