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- Cation exchange ion resin 阳离子交换树脂
- 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 extraction rate was higher with the ion resin exchange method than the ethanol extraction method. 中提取生物碱,离子交换法较乙醇提取法的提取率为高。
- 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。
- In this paper,Study of cation exchange column and selection of elution system in low pressure ion chromatography are introduced. 低压离子色谱为作者提出的新型色谱体系;本文介绍了在低压离子色谱中专用阳离子交换树脂的研制及洗脱体系的选择情况.
- 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。
- Acidic Exchange ion Resins 阳离子交换树脂
- 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。
- There are exchangeable ions between the layers. 它们层间存在可交换的离子。
- An increase in cation exchange capacity of the tissue should be observed. 可以观察到植物组织中阳离子置换能力的提高。