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1,5-二咖啡酰奎宁酸 A0030 1,5-Dicaffeoylquinic acid HPLC≥9
成都曼思特生物科技有限公司是一家专业从事中药对照品、高纯度植物单体研发以及中药对照品、高纯度植物单体、进口试剂批发与零售的企业。公司与科研部门及各大专院校、制药企业建立了良好的合作关系
业务范围:
1 销售中检所、自制标准品/对照品及进口试剂
2 承接克级至公斤级高纯度单体的定制业务
3 承接中药单体/标准品新品研发业务
公司拥有中药对照品500多个品种,并且通过与科研部门的合作,不断增加产品资源,...
http://www.polymer.cn/trading/chengmust/companydetail |
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盐酸巴马汀(黄藤素,棕榈碱) A0031 Palmatine hydrochloride HPLC≥
成都曼思特生物科技有限公司是一家专业从事中药对照品、高纯度植物单体研发以及中药对照品、高纯度植物单体、进口试剂批发与零售的企业。公司与科研部门及各大专院校、制药企业建立了良好的合作关系
业务范围:
1 销售中检所、自制标准品/对照品及进口试剂
2 承接克级至公斤级高纯度单体的定制业务
3 承接中药单体/标准品新品研发业务
公司拥有中药对照品500多个品种,并且通过与科研部门的合作,不断增加产品资源,...
http://www.polymer.cn/trading/chengmust/companydetail |
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盐酸巴马汀(黄藤素,棕榈碱) A0031 Palmatine hydrochloride HPLC≥
成都曼思特生物科技有限公司是一家专业从事中药对照品、高纯度植物单体研发以及中药对照品、高纯度植物单体、进口试剂批发与零售的企业。公司与科研部门及各大专院校、制药企业建立了良好的合作关系
业务范围:
1 销售中检所、自制标准品/对照品及进口试剂
2 承接克级至公斤级高纯度单体的定制业务
3 承接中药单体/标准品新品研发业务
公司拥有中药对照品500多个品种,并且通过与科研部门的合作,不断增加产品资源,...
http://www.polymer.cn/trading/chengmust/companydetail |
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HPLC Characterization of Hydrogenous Polystyrene-block-deuterated polystyrene Utilizing the Isotope Effect
关键字:HPLC; block copolymers; LCCC; Monte Carlo HPLC elution behavior of isotopically different block copolymers was investigated.
A series of three diblock copolymers of hydrogenous polystyrene and deuterated polystyrene (hPS-b-dPS), in which the length of hPS-block is fixed at 18 kg/mol and the length of dPS-block is varied from 17 kg/mol to 80 kg/mol, was synthesized and their retention behavior in liquid chromatography at critical condition...
http://www.polymer.cn/research/sy_info17209 |
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Structure Control of Polysaccharide Derivatives for Separation of Enantiomers by HPLC
关键字:Structure,Control,Polysaccharide,Derivatives,Separation,Enantiomers,HPLC, In the past two decades, separations of enantiomers (optical isomers) by high-performance liquid chromatography (HPLC) have remarkably advanced [1], and many commercially available chiral stationary phases (CSPs) have been developed. Cellulose- ...
http://www.polymer.cn/research/dis_info7283 |
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HPLC Characterization of Hydrogenous Polystyrene-block-deuterated polystyrene Utilizing the Isotope Effect
关键字:HPLC; block copolymers; LCCC; Monte Carlo HPLC elution behavior of isotopically different block copolymers was investigated.
A series of three diblock copolymers of hydrogenous polystyrene and deuterated polystyrene (hPS-b-dPS), in which the length of hPS-block is fixed at 18 kg/mol and the length of dPS-block is varied from 17 kg/mol to 80 kg/mol, was synthesized and their retention behavior in liquid chromatography at critical condition...
http://www.polymer.cn/research/sy_info17209 |
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Structure Control of Polysaccharide Derivatives for Separation of Enantiomers by HPLC
关键字:Structure,Control,Polysaccharide,Derivatives,Separation,Enantiomers,HPLC, In the past two decades, separations of enantiomers (optical isomers) by high-performance liquid chromatography (HPLC) have remarkably advanced [1], and many commercially available chiral stationary phases (CSPs) have been developed. Cellulose- ...
http://www.polymer.cn/research/dis_info7283 |
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新型逐层组装HPLC固定相的制备及初步应用
关键字:PEMANEA/PAH多层膜,HPLC固定相,烷基苯 通过静电作用交替沉积的聚电解质多层膜,以其稳定的膜层间结合力,可以包覆在任何基质表面形成具有纳米孑L径的膜结构。利用聚(乙烯-alt-马来酸)的萘乙胺衍生物(PEMANEA)与聚烯丙基胺盐酸盐( PAH)逐层构筑HPLC多层膜固定相,能实现对不同物质的选择性分离。 基于酸酐基团与胺基之间的酰胺化反应,利用聚马来酸酐和α-萘乙胺反应合成阴离子聚电解质PEMANEA.红外和核磁共振谱...
http://www.polymer.cn/research/sy_info16015 |
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新型逐层组装HPLC固定相的制备及初步应用
关键字:PEMANEA/PAH多层膜,HPLC固定相,烷基苯 通过静电作用交替沉积的聚电解质多层膜,以其稳定的膜层间结合力,可以包覆在任何基质表面形成具有纳米孑L径的膜结构。利用聚(乙烯-alt-马来酸)的萘乙胺衍生物(PEMANEA)与聚烯丙基胺盐酸盐( PAH)逐层构筑HPLC多层膜固定相,能实现对不同物质的选择性分离。 基于酸酐基团与胺基之间的酰胺化反应,利用聚马来酸酐和α-萘乙胺反应合成阴离子聚电解质PEMANEA.红外和核磁共振谱...
http://www.polymer.cn/research/dis_info17706 |
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蛋白酶解和HPLC分离制备酪蛋白多肽
关键字:多肽 酪蛋白 胰蛋白酶 蛋白质酶解 HPLC分离 多肽作为一种生物大分子,由于其良好的生物相容和生物活性等特点,已经成为生物医学、纳米科技、材料科学等众多学科研究的热点。传统多肽合成方法的效率不高但成本高,因而多肽自组装体的应用受到了很大的限制。为了实现多肽自组装材料的广泛应用,我们设计了用蛋白酶对酪蛋白进行降解制取多肽并利用HPLC对多肽进行分离纯化的方法来寻求一个绿色高效的多肽制备途径。
http://www.polymer.cn/research/dis_info10102 |
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