Ultra IBD 液相色谱柱 USP L68
Ultra IBD 色谱柱
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粒径(μm):3、5,球型
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孔径(?):100
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碳载量(%):12
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封尾:否
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PH范围:2.5 - 8
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温度上限(°C):80
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相似固定相:SymmetryShield, Discovery ABZ & ABZ+, Prism
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严格碱去活键合相,疏水长链内键和极性基团。独特的选择性和高度碱去活能降低或消除流动相添加剂的使用
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奥特IBD (intrinsically base deactivated) 柱 可以说是功能最全面的色谱柱。它能同时分析酸性,碱性和中性化合物的混合物,而且峰形不会拖尾。其在它的固定相烷基链中含有一个极性官能团, 这个官能团对化合物的分离及色谱保留都会起作用。此官能团可以与硅胶表面的羟基相互作用,使得奥特IBD色谱柱在末端未封闭的情况下,也可以消除色谱峰拖尾现象,并可以同时分析酸性、碱性、两性及其他极性混合物。
奥特IBD 柱分析碱性化合物时在不需要加入调节剂的情况下,色谱峰形依然很尖锐,这也是奥特IBD 柱用于LC/MS 分析的一个很大优势。
奥特IBD 柱同样适合分析酸性化合物。这种色谱柱的固定相兼有极性和非极性的特点。所以奥特IBD 柱的应用方式有两种(正相和反相)(Figure 2); 当分析酸性化合物时,一般采用反相分离模式,这样固定相中的极性官能团可以与酸性化合物相互作用,增加其保留能力。
奥特IBD色谱柱对亲水性化合物的保留能力很好,这是普通C18的一个很好的补充。 -
与其他色谱柱比较的特点是:
¨ 虽然末端没有封闭,由于采用了先进的键合技术,色谱峰形依然尖锐、对称
¨ 专为同时分析极性与非极性混合物设计
订货信息:
9175311 | Ultra IBD 3um | 100 x 1.0mm |
9175312 | Ultra IBD 3um | 100 x 2.1mm |
9175312-700 | Ultra IBD 3um | 100 x 2.1mm with Trident |
9175313-700 | Ultra IBD 3um | 100 x 3.2mm with Trident |
9175315 | Ultra IBD 3um | 100 x 4.6mm |
9175315-700 | Ultra IBD 3um | 100 x 4.6mm with Trident |
917531E | Ultra IBD 3um | 100 x 3.0mm |
9175331 | Ultra IBD 3um | 30 x 1.0mm |
9175332 | Ultra IBD 3um | 30 x 2.1mm |
9175332-700 | Ultra IBD 3um | 30 x 2.1mm with Trident |
9175333-700 | Ultra IBD 3um | 30 x 3.2mm with Trident |
9175335 | Ultra IBD 3um | 30 x 4.6mm |
9175335-700 | Ultra IBD 3um | 30 x 4.6mm with Trident |
917533E | Ultra IBD 3um | 30 x 3.0mm |
9175351 | Ultra IBD 3um | 50 x 1.0mm |
9175352 | Ultra IBD 3um | 50 x 2.1mm |
9175352-700 | Ultra IBD 3um | 50 x 2.1mm with Trident |
9175353 | Ultra IBD 3um | Discontinue When Stock is Depleted Will be Replaced with #917535E 50 x 3.2mm |
9175353-700 | Ultra IBD 3um | 50 x 3.2mm with Trident |
9175355 | Ultra IBD 3um | 50 x 4.6mm |
9175355-700 | Ultra IBD 3um | 50 x 4.6mm with Trident |
917535E | Ultra IBD 3um | 50 x 3.0mm |
9175361 | Ultra IBD 3um | 150 x 1.0mm |
9175362 | Ultra IBD 3um | 150 x 2.1mm |
9175362-700 | Ultra IBD 3um | 150 x 2.1mm with Trident |
9175363-700 | Ultra IBD 3um | 150 x 3.2mm with Trident |
9175365 | Ultra IBD 3um | 150 x 4.6mm |
9175365-700 | Ultra IBD 3um | 150 x 4.6mm with Trident |
917536E | Ultra IBD 3um | 150 x 3.0mm |
9175511 | Ultra IBD 5um | 100 x 1.0mm |
9175512 | Ultra IBD 5um | 100 x 2.1mm |
9175512-700 | Ultra IBD 5um | 100 x 2.1mm with Trident |
9175513-700 | Ultra IBD 5um | 100 x 3.2mm with Trident |
9175515 | Ultra IBD 5um | 100 x 4.6mm |
9175515-700 | Ultra IBD 5um | 100 x 4.6mm with Trident |
917551E | Ultra IBD 5um | 100 x 3.0mm |
9175521 | Ultra IBD 5um | 200 x 1.0mm |
9175522 | Ultra IBD 5um | 200 x 2.1mm |
9175522-700 | Ultra IBD 5um | 200 x 2.1mm with Trident |
9175523-700 | Ultra IBD 5um | 200 x 3.2mm with Trident |
9175525 | Ultra IBD 5um | 200 x 4.6mm |
9175525-700 | Ultra IBD 5um | 200 x 4.6mm with Trident |
917552E | Ultra IBD 5um | 200 x 3.0mm |
9175531 | Ultra IBD 5um | 30 x 1.0mm |
9175532 | Ultra IBD 5um | 30 x 2.1mm |
9175532-700 | Ultra IBD 5um | 30 x 2.1mm with Trident |
9175533-700 | Ultra IBD 5um | 30 x 3.2mm with Trident |
9175535 | Ultra IBD 5um | 30 x 4.6mm |
9175535-700 | Ultra IBD 5um | 30 x 4.6mm with Trident |
917553E | Ultra IBD 5um | 30 x 3.0mm |
9175551 | Ultra IBD 5um | 50 x 1.0mm |
9175552 | Ultra IBD 5um | 50 x 2.1mm |
9175552-700 | Ultra IBD 5um | 50 x 2.1mm with Trident |
9175553-700 | Ultra IBD 5um | 50 x 3.2mm with Trident |
9175555 | Ultra IBD 5um | 50 x 4.6mm |
9175555-700 | Ultra IBD 5um | 50 x 4.6mm with Trident |
917555E | Ultra IBD 5um | 50 x 3.0mm |
9175561 | Ultra IBD 5um | 150 x 1.0mm |
9175562 | Ultra IBD 5um | 150 x 2.1mm |
9175562-700 | Ultra IBD 5um | 150 x 2.1mm with Trident |
9175563-700 | Ultra IBD 5um | 150 x 3.2mm with Trident |
9175565 | Ultra IBD 5um | 150 x 4.6mm |
9175565-700 | Ultra IBD 5um | 150 x 4.6mm with Trident |
917556E | Ultra IBD 5um | 150 x 3.0mm |
9175571 | Ultra IBD 5um | 250 x 1.0mm |
9175572 | Ultra IBD 5um | 250 x 2.1mm |
9175572-700 | Ultra IBD 5um | 250 x 2.1mm with Trident |
9175573-700 | Ultra IBD 5um | 250 x 3.2mm with Trident |
9175575 | Ultra IBD 5um | 250 x 4.6mm |
9175575-700 | Ultra IBD 5um | 250 x 4.6mm with Trident |