COSMOSIL高性能专业色谱柱(Cholester、ΠNAP、PYE、NPE、PBB-R)
反相高压液相层析柱已被广泛使用,因为其优越的分离特性,高理论塔板数和易用性。由于疏水相互作用是反相色谱法中的主导分离机制。传统的固定相,如C18柱和C8不能为具有类似疏水基团的化合物提供Z佳的选择。鉴于此,COSMOSIL为您提供多种选择来分离这些难以分离的组分。COSMOSIL提供的这些色谱柱较普通的C18色谱柱相比有着更好的分离分析性能。
填料 | cholester | NAP | PYE | NPE | PBB-R |
填充材料 | 高纯度球形多孔硅胶 |
平均粒径 | 2.5、5 um | 5 um |
平均孔径 | 约120 A |
比表面积 | 约300 m2/g |
固定相 | 胆甾醇基 | 萘基 | 芘基乙基 | 硝基苯乙基 | 五溴苯基 |
键合方式 | 单点键和 |
含碳量 | 约20% | 约11% | 约18% | 约9% | 约8% |
主要分离原理 | 疏水相互作用;分子形状选择 | 疏水相互作用;π-π相互作用 | 疏水相互作用;π-π相互作用;色散力;电荷相互转移作用 | 疏水相互作用;π-π相互作用;偶极-偶极相互作用 | 疏水相互作用;色散力 |
特点:
COSMOSIL Cholester是反相体系的HPLC柱,胆甾醇基团键合硅胶填料,具有和传统的烷基键合(C18, C30硅胶填料)相当的疏水性。然而,在相同分析条件下与使用其他ODS柱相比,Cholester对疏水性化合物的立体选择性好,独特的可再生分离模式。
COSMOSIL πNAP柱是一种萘键合硅胶填料的反相HPLC色谱柱。萘基团是由两个芳香环组成的稠环芳烃,与不饱和化合物形成强烈
π-π相互作用。此色谱柱对于烷基键合色谱柱难以分离的位置异构体有着很好的分离效果。
COSMOSIL PYE柱是一种2-(1-芘)乙基键合硅胶填料的反相柱。此柱利用平面芘环结构相互作用来分离结构同分异构体。
COSMOSIL NPE柱是硝基苯乙基键合硅胶填料反相柱。此柱与COSMOSIL PYE柱略有不同,同时具有识别双极子和π-π相互作用,因而具有独特的保留特性。
COSMOSIL PBB-R是五溴苯基键合硅胶填料反相色谱柱。此柱利用色散作用为结构相似的化合物的分离提供了选择。COSMOSIL PBB-R所具有的色散作用,使其能够分离双键异构的结构同分异构体。
订购信息
订购信息 | I.D. x Length | 货号 |
Cholester Guard Column | 4.6mmI.D. x 10mm | 05975-71 |
Cholester Guard Column | 10.0mmI.D. x 20mm | 05978-41 |
Cholester Guard Column | 20.0mmI.D. x 20mm | 05980-91 |
Cholester Guard Column | 20.0mmI.D. x 50mm | 05981-81 |
Cholester Guard Column | 28.0mmI.D. x 50mm | 05983-61 |
Cholester Packed Column | 1.0mmI.D. x 150mm | 05968-71 |
Cholester Packed Column | 1.0mmI.D. x 250mm | 05969-61 |
Cholester Packed Column | 2.0mmI.D. x 30mm | 08565-51 |
Cholester Packed Column | 2.0mmI.D. x 50mm | 06352-91 |
Cholester Packed Column | 2.0mmI.D. x 100mm | 06948-01 |
Cholester Packed Column | 2.0mmI.D. x 150mm | 05971-11 |
Cholester Packed Column | 2.0mmI.D. x 250mm | 05972-01 |
Cholester Packed Column | 3.0mmI.D. x 150mm | 05973-91 |
Cholester Packed Column | 3.0mmI.D. x 250mm | 05974-81 |
Cholester Packed Column | 4.6mmI.D. x 50mm | 06359-21 |
Cholester Packed Column | 4.6mmI.D. x 100mm | 06591-61 |
Cholester Packed Column | 4.6mmI.D. x 150mm | 05976-61 |
Cholester Packed Column | 4.6mmI.D. x 250mm | 05977-51 |
Cholester Packed Column | 10.0mmI.D. x 150mm | 08011-91 |
Cholester Packed Column | 10.0mmI.D. x 250mm | 05979-31 |
Cholester Packed Column | 20.0mmI.D. x 150mm | 06088-71 |
Cholester Packed Column | 20.0mmI.D. x 250mm | 05982-71 |
Cholester Packed Column | 28.0mmI.D. x 250mm | 05985-41 |
2.5Cholester Packed Column | 2.0mmI.D. x 50mm | 09000-01 |
2.5Cholester Packed Column | 2.0mmI.D. x 70mm | 09047-11 |
2.5Cholester Packed Column | 2.0mmI.D. x 100mm | 09048-01 |
2.5Cholester Packed Column | 3.0mmI.D. x 50mm | 09049-91 |
2.5Cholester Packed Column | 3.0mmI.D. x 70mm | 09050-51 |
2.5Cholester Packed Column | 3.0mmI.D. x 100mm | 09051-41 |
πNAP Guard Column | 4.6mmI.D. x 10mm | 08082-71 |
πNAP Guard Column | 10.0mmI.D. x 20mm | 08087-21 |
πNAP Guard Column | 20.0mmI.D. x 20mm | 08090-61 |
πNAP Guard Column | 20.0mmI.D. x 50mm | 08091-51 |
πNAP Guard Column | 28.0mmI.D. x 50mm | 08094-21 |
πNAP Packed Column | 1.0mmI.D. x 150mm | 08076-61 |
πNAP Packed Column | 1.0mmI.D. x 250mm | 08077-51 |
πNAP Packed Column | 2.0mmI.D. x 30mm | 08566-41 |
πNAP Packed Column | 2.0mmI.D. x 50mm | 08567-31 |
πNAP Packed Column | 2.0mmI.D. x 100mm | 08299-51 |
πNAP Packed Column | 2.0mmI.D. x 150mm | 08078-41 |
πNAP Packed Column | 2.0mmI.D. x 250mm | 08079-31 |
πNAP Packed Column | 3.0mmI.D. x 150mm | 08080-91 |
πNAP Packed Column | 3.0mmI.D. x 250mm | 08081-81 |
πNAP Packed Column | 4.6mmI.D. x 50mm | 08083-61 |
πNAP Packed Column | 4.6mmI.D. x 100mm | 08084-51 |
πNAP Packed Column | 4.6mmI.D. x 150mm | 08085-41 |
πNAP Packed Column | 4.6mmI.D. x 250mm | 08086-31 |
πNAP Packed Column | 10.0mmI.D. x 150mm | 08088-11 |
πNAP Packed Column | 10.0mmI.D. x 250mm | 08089-01 |
πNAP Packed Column | 20.0mmI.D. x 150mm | 08092-41 |
πNAP Packed Column | 20.0mmI.D. x 250mm | 08093-31 |
πNAP Packed Column | 28.0mmI.D. x 250mm | 08095-11 |
5PYE Guard Column | 4.6mmI.D. x 10mm | 37903-11 |
5PYE Guard Column | 10.0mmI.D. x 20mm | 38041-71 |
5PYE Guard Column | 20.0mmI.D. x 20mm | 05867-91 |
5PYE Guard Column | 20.0mmI.D. x 50mm | 34475-21 |
5PYE Packed Column | 1.0mmI.D. x 150mm | 02851-71 |
5PYE Packed Column | 2.0mmI.D. x 150mm | 38042-61 |
5PYE Packed Column | 2.0mmI.D. x 250mm | 34450-31 |
5PYE Packed Column | 4.6mmI.D. x 150mm | 37837-91 |
5PYE Packed Column | 4.6mmI.D. x 250mm | 37989-11 |
5PYE Packed Column | 10.0mmI.D. x 250mm | 37996-11 |
5PYE Packed Column | 20.0mmI.D. x 250mm | 38044-41 |
5NPE Guard Column | 4.6mmI.D. x 10mm | 37904-01 |
5NPE Guard Column | 10.0mmI.D. x 20mm | 38045-31 |
5NPE Guard Column | 20.0mmI.D. x 20mm | 05868-81 |
5NPE Guard Column | 20.0mmI.D. x 50mm | 05869-71 |
5NPE Packed Column | 1.0mmI.D. x 150mm | 05897-01 |
5NPE Packed Column | 2.0mmI.D. x 150mm | 34328-51 |
5NPE Packed Column | 2.0mmI.D. x 250mm | 34379-91 |
5NPE Packed Column | 4.6mmI.D. x 150mm | 37902-21 |
5NPE Packed Column | 4.6mmI.D. x 250mm | 37990-71 |
5NPE Packed Column | 10.0mmI.D. x 250mm | 05469-11 |
5NPE Packed Column | 20.0mmI.D. x 250mm | 38046-21 |
5PBB-R Guard Column | 4.6mmI.D. x 10mm | 05704-11 |
5PBB-R Guard Column | 10.0mmI.D. x 20mm | 05721-81 |
5PBB-R Guard Column | 20.0mmI.D. x 20mm | 05911-91 |
5PBB-R Guard Column | 20.0mmI.D. x 50mm | 05722-71 |
5PBB-R Packed Column | 1.0mmI.D. x 150mm | 05899-81 |
5PBB-R Packed Column | 2.0mmI.D. x 150mm | 05900-31 |
5PBB-R Packed Column | 2.0mmI.D. x 250mm | 05904-91 |
5PBB-R Packed Column | 4.6mmI.D. x 150mm | 05697-21 |
5PBB-R Packed Column | 4.6mmI.D. x 250mm | 05698-11 |
5PBB-R Packed Column | 10.0mmI.D. x 250mm | 05699-01 |
5PBB-R Packed Column | 20.0mmI.D. x 250mm | 05700-51 |
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信息
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