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Dionex IonPac AS24A 阴离子交换柱 076010

更新时间:2019-11-20

简要描述:

Dionex IonPac AS24A 阴离子交换柱 076010
当这种高容量氢氧化物选择性阴离子交换柱用于在二维芯片分离的di一个维度(2d-ic)方法,低μg/L(PPB)卤乙酸的水平可以被检测到。

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Dionex IonPac AS24A 阴离子交换柱 076010

不同的卤代乙酸、溴酸盐在饮用水样品用Thermo Scientific Dionex IonPac AS24A灵敏度高柱。当这种高容量氢氧化物选择性阴离子交换柱用于在二维芯片分离的di一个维度(2d-ic)方法,低μg/L(PPB)卤乙酸的水平可以被检测到。的Dionex IonPac as24a柱是专业应用的发展理想,提供环保阴离子包括无机阴离子、卤氧化物,含氧阴离子具有良好的分离,和复杂基质中的有机酸。

 

Dionex IonPac AS24A 阴离子交换柱 076010

订货信息:

Dionex IonPac AS24A 阴离子交换柱

色谱柱
Dionex IonPac AS24A Analytical Column (4 × 250 mm)               076010    
Dionex IonPac AS24A Analytical Column (2 × 250 mm)    078112
Dionex IonPac AS24A Capillary Column (0.4 × 250 mm)    082536
保护柱
Dionex IonPac AG24A Guard Column (4 × 250 mm)    076011
Dionex IonPac AG24A Guard Column (2 × 50 mm)    082535
Dionex IonPac AG24A Capillary Guard Column (0.4 × 50 mm)    078115

 

 

For Separation of Haloacetic Acids and Bromate in Drinking Water 

The Thermo Scientific? Dionex? IonPac? AS24A is a high-capacity hydroxide-selective anion-exchange column optimized for the separation of haloacetic acids (HAAs) as well as a variety of environmental anions. The capacity and selectivity enables analysis of haloacetic acids in drinking water at low-μg/L concentrations. The Dionex IonPac AS24A 4 × 250 mm column is specifically designed for the first dimension separation of haloacetic acids in drinking water prior to the second dimension separation using the Dionex IonPac AS26 capillary column, followed by suppressed conductivity detection. The Dionex IonPac AS24A column is ideal for the development of specialized applications, including 2D-IC, providing excellent separation of environmental anions including inorganic anions, oxyhalides, oxyanions, and organic acids. The high capacity of the Dionex IonPac AS24A column allows injection of complex matrices without overloading the column while maintaining excellent peak shapes for lower concentration analytes. The Dionex IonPac AS24A capillary column offers users excellent retention time reproducibility and in addition, increased mass sensitivity and eluent conservation.

  • High capacity: 560 μeq per column (4 × 250 mm)

  • Determine HAAs in high-ionic strength matrices without sample pretreatment

  • Column selectivity is optimized for a 15 oC operating temperature

  • Compatible with HPLC organic solvents

  • Used as first dimension column in 2D-IC method for haloacetic acids (4 × 250 mm)

  • Extended application capabilities providing excellent separation of environmental anions

 

Dionex IonPac? AS24A Anion Exchange Column Specifications
Substrate Characteristics:Bead Diameter and Pore Size:
7 μm (4 × 250, 2 × 250 and 0.4 × 250 mm); super macroporous resin (2000 ?)
11 μm (4 × 50, 2 × 50, and 0.4 × 50 mm); microporous resin (<10 ?)
Crosslinking (%DVB): 55%
Ion Exchange Group:Functional Group: Alkanol quaternary ammonium ion
Functional Group Characteristics:Ultralow Hydrophobicity
Capacity:560 μeq (4 × 250 mm analytical column)
6 μeq* (4 × 50 mm guard column)
140 μeq (2 × 250 mm analytical column)
1.5 μeq* (2 × 50 mm guard column)
5.6 μeq (0.4 × 250 mm capillary column)
0.06 μeq* (0.4 × 50 mm capillary guard column)
*Guard is packed with a low-capacity microporous resin.
Column Construction:PEEK? with 10-32 threaded ferrule style end fittings.
All components are nonmetallic.
Dimensions:Dionex IonPac AS24A Analytical Column:
4 × 250 mm, 2 × 250 mm
Dionex IonPac AG24A Guard Column:
4 × 50 mm, 2 × 50 mm
Dionex IonPac AS24A Capillary Column:
0.4 × 250 mm,
Dionex IonPac AG24A Capillary Guard Column:
0.4 × 50 mm
Maximum Operating Pressure:3000 psi
Mobile Phase Compatibility:pH 0–14; 0–100% HPLC solvents

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