Nucleosil系列液相色谱柱是德国MN公司的优质产品。色谱柱的整个生产工艺从硅球的生产、硅胶的键合到色谱柱的填装及检测,全部在德国MN严格按照ISO9001:2000标准完成。 Nucleosil系列液相色谱柱具有以下优点: ※ 球形硅胶填料,具有高度稳定性 ※ 极窄的粒径分布,色谱柱具有更高柱效 ※ 多种的键合相和键合技术,满足不同的应用 ※ 良好的化学和物理惰性,保证色谱柱长寿命 ※ 比表面积高,具有更高上样量和回收率 ※ 产品性能的批与批之间有很好的稳定性 |
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Nucleosil 可以提供的键合填料和色谱柱固定相 | 修饰 | 官能团结构 |
RP 固定相 |
NUCLEOSIL® C18 | medium density octadecyl, endcapped | -(CH2)17-CH3 |
NUCLEOSIL® C18 AB | crosslinked octadecyl, endcapped, high steric selectivity | -(CH2)17-CH3 |
NUCLEOSIL® C18 HD | high density octadecyl, endcapped | -(CH2)17-CH3 |
NUCLEOSIL® C18 Nautilus | hydrophilic octadecyl, embedded polar group, endcapped | -(CH2)17-CH3 |
NUCLEOSIL® Protect I | special RP phase with protective polar group, endcapped | |
NUCLEOSIL® C8 ec | medium density octyl, endcapped | -(CH2)7-CH3 |
NUCLEOSIL® C8 | standard octyl, not endcapped | -(CH2)7-CH3 |
NUCLEOSIL® C8 HD | high density octyl, endcapped | -(CH2)7-CH3 |
NUCLEOSIL® C4 | medium density butyl, endcapped | -(CH2)3-CH3 |
NUCLEOSIL® C2 | dimethyl | -(CH3)2 |
NUCLEOSIL® C6H5 | standard phenyl, not endcapped | -(CH2)3-C6H5 |
极性相 |
NUCLEOSIL® CN | cyanopropyl (nitrile) | -(CH2)3-CN |
NUCLEOSIL® OH | diol (dihydroxypropyl) | -(CH2)3-O-CH2-CH(OH)-CH2OH |
NUCLEOSIL® NH2 | aminopropyl | -(CH2)3-NH2 |
NUCLEOSIL® N(CH3)2 | dimethylamino | -(CH2)3-N(CH3)2 |
NUCLEOSIL® SA | benzenesulfonic acid, strongly acidic cation exchanger (SCX) | -(CH2)3-C6H4-SO3Na |
NUCLEOSIL® SB | quaternary ammonium groups, strongly basic anion exchanger (SAX) | -(CH2)3-C6H4-CH2-N+(CH3)3Cl– |
NUCLEOSIL® SiOH | unmodified | (SiO2)n |
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